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<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="HelseNord-hnCommunicationRequest" />
  <meta>
    <versionId value="7" />
    <lastUpdated value="2016-06-03T00:01:08.92+00:00" />
  </meta>
  <url value="http://hl7.no/StructureDefinition/hnCommunicationRequest" />
  <name value="hnCommunicationRequest" />
  <status value="draft" />
  <date value="2015-09-22T20:02:49+10:00" />
  <copyright value="Helse Nord IKT" />
  <fhirVersion value="1.0.2" />
  <kind value="resource" />
  <constrainedType value="CommunicationRequest" />
  <abstract value="false" />
  <base value="http://hl7.org/fhir/StructureDefinition/CommunicationRequest" />
  <snapshot>
    <element>
      <path value="CommunicationRequest" />
      <short value="A request for information to be sent to a receiver" />
      <definition value="A request to convey information; e.g. the CDS system proposes that an alert be sent to a responsible provider, the CDS system proposes that the public health agency be notified about a reportable condition." />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="CommunicationRequest" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="w5" />
        <map value="workflow.order" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.id" />
      <short value="Logical id of this artifact" />
      <definition value="The logical id of the resource, as used in the URL for the resource. Once assigned, this value never changes." />
      <comments value="The only time that a resource does not have an id is when it is being submitted to the server using a create operation. Bundles always have an id, though it is usually a generated UUID." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <isSummary value="true" />
    </element>
    <element>
      <path value="CommunicationRequest.meta" />
      <short value="Metadata about the resource" />
      <definition value="The metadata about the resource. This is content that is maintained by the infrastructure. Changes to the content may not always be associated with version changes to the resource." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.meta" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Meta" />
      </type>
      <isSummary value="true" />
    </element>
    <element>
      <path value="CommunicationRequest.meta.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.meta.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.meta.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.meta.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.meta.versionId" />
      <short value="Version specific identifier" />
      <definition value="The version specific identifier, as it appears in the version portion of the URL. This values changes when the resource is created, updated, or deleted." />
      <comments value="The server assigns this value, and ignores what the client specifies, except in the case that the server is imposing version integrity on updates/deletes." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.meta.versionId" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <isSummary value="true" />
    </element>
    <element>
      <path value="CommunicationRequest.meta.lastUpdated" />
      <short value="When the resource version last changed" />
      <definition value="When the resource last changed - e.g. when the version changed." />
      <comments value="This value is always populated except when the resource is first being created. The server / resource manager sets this value; what a client provides is irrelevant." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.meta.lastUpdated" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="instant" />
      </type>
      <isSummary value="true" />
    </element>
    <element>
      <path value="CommunicationRequest.meta.profile" />
      <short value="Profiles this resource claims to conform to" />
      <definition value="A list of profiles [[[StructureDefinition]]]s that this resource claims to conform to. The URL is a reference to [[[StructureDefinition.url]]]." />
      <comments value="It is up to the server and/or other infrastructure of policy to determine whether/how these claims are verified and/or updated over time.  The list of profile URLs is a set." />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.meta.profile" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="uri" />
      </type>
      <isSummary value="true" />
    </element>
    <element>
      <path value="CommunicationRequest.meta.security" />
      <short value="Security Labels applied to this resource" />
      <definition value="Security labels applied to this resource. These tags connect specific resources to the overall security policy and infrastructure." />
      <comments value="The security labels can be updated without changing the stated version of the resource  The list of security labels is a set. Uniqueness is based the system/code, and version and display are ignored." />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.meta.security" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Coding" />
      </type>
      <isSummary value="true" />
      <binding>
        <strength value="extensible" />
        <description value="Security Labels from the Healthcare Privacy and Security Classification System." />
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/security-labels" />
        </valueSetReference>
      </binding>
    </element>
    <element>
      <path value="CommunicationRequest.meta.security.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.meta.security.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.meta.security.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.meta.security.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.meta.security.system" />
      <short value="Identity of the terminology system" />
      <definition value="The identification of the code system that defines the meaning of the symbol in the code." />
      <comments value="The URI may be an OID (urn:oid:...) or a UUID (urn:uuid:...).  OIDs and UUIDs SHALL be references to the HL7 OID registry. Otherwise, the URI should come from HL7's list of FHIR defined special URIs or it should de-reference to some definition that establish the system clearly and unambiguously." />
      <requirements value="Need to be unambiguous about the source of the definition of the symbol." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.meta.security.system" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="uri" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.3" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./codeSystem" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.system rdfs:subPropertyOf dt:CDCoding.codeSystem" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.meta.security.version" />
      <short value="Version of the system - if relevant" />
      <definition value="The version of the code system which was used when choosing this code. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured. and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged." />
      <comments value="Where the terminology does not clearly define what string should be used to identify code system versions, the recommendation is to use the date (expressed in FHIR date format) on which that version was officially published as the version date." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.meta.security.version" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.7" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./codeSystemVersion" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.version rdfs:subPropertyOf dt:CDCoding.codeSystemVersion" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.meta.security.code" />
      <short value="Symbol in syntax defined by the system" />
      <definition value="A symbol in syntax defined by the system. The symbol may be a predefined code or an expression in a syntax defined by the coding system (e.g. post-coordination)." />
      <requirements value="Need to refer to a particular code in the system." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.meta.security.code" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="code" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.1" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./code" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.code rdfs:subPropertyOf dt:CDCoding.code" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.meta.security.display" />
      <short value="Representation defined by the system" />
      <definition value="A representation of the meaning of the code in the system, following the rules of the system." />
      <requirements value="Need to be able to carry a human-readable meaning of the code for readers that do not know  the system." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.meta.security.display" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.2 - but note this is not well followed" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CV.displayName" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.display rdfs:subPropertyOf dt:CDCoding.displayName" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.meta.security.userSelected" />
      <short value="If this coding was chosen directly by the user" />
      <definition value="Indicates that this coding was chosen by a user directly - i.e. off a pick list of available items (codes or displays)." />
      <comments value="Amongst a set of alternatives, a directly chosen code is the most appropriate starting point for new translations. There is some ambiguity about what exactly 'directly chosen' implies, and trading partner agreement may be needed to clarify the use of this element and its consequences more completely." />
      <requirements value="This has been identified as a clinical safety criterium - that this exact system/code pair was chosen explicitly, rather than inferred by the system based on some rules or language processing." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.meta.security.userSelected" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="boolean" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="Sometimes implied by being first" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CD.codingRationale" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.userSelected fhir:mapsTo dt:CDCoding.codingRationale. fhir:Coding.userSelected fhir:hasMap fhir:Coding.userSelected.map. fhir:Coding.userSelected.map a fhir:Map;   fhir:target dt:CDCoding.codingRationale. fhir:Coding.userSelected\#true a [     fhir:source &quot;true&quot;;     fhir:target dt:CDCoding.codingRationale\#O   ]" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.meta.tag" />
      <short value="Tags applied to this resource" />
      <definition value="Tags applied to this resource. Tags are intended to be used to identify and relate resources to process and workflow, and applications are not required to consider the tags when interpreting the meaning of a resource." />
      <comments value="The tags can be updated without changing the stated version of the resource.  The list of tags is a set. Uniqueness is based the system/code, and version and display are ignored." />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.meta.tag" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Coding" />
      </type>
      <isSummary value="true" />
      <binding>
        <strength value="example" />
        <description value="Codes that represent various types of tags, commonly workflow-related; e.g. &quot;Needs review by Dr. Jones&quot;" />
      </binding>
    </element>
    <element>
      <path value="CommunicationRequest.meta.tag.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.meta.tag.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.meta.tag.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.meta.tag.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.meta.tag.system" />
      <short value="Identity of the terminology system" />
      <definition value="The identification of the code system that defines the meaning of the symbol in the code." />
      <comments value="The URI may be an OID (urn:oid:...) or a UUID (urn:uuid:...).  OIDs and UUIDs SHALL be references to the HL7 OID registry. Otherwise, the URI should come from HL7's list of FHIR defined special URIs or it should de-reference to some definition that establish the system clearly and unambiguously." />
      <requirements value="Need to be unambiguous about the source of the definition of the symbol." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.meta.tag.system" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="uri" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.3" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./codeSystem" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.system rdfs:subPropertyOf dt:CDCoding.codeSystem" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.meta.tag.version" />
      <short value="Version of the system - if relevant" />
      <definition value="The version of the code system which was used when choosing this code. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured. and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged." />
      <comments value="Where the terminology does not clearly define what string should be used to identify code system versions, the recommendation is to use the date (expressed in FHIR date format) on which that version was officially published as the version date." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.meta.tag.version" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.7" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./codeSystemVersion" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.version rdfs:subPropertyOf dt:CDCoding.codeSystemVersion" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.meta.tag.code" />
      <short value="Symbol in syntax defined by the system" />
      <definition value="A symbol in syntax defined by the system. The symbol may be a predefined code or an expression in a syntax defined by the coding system (e.g. post-coordination)." />
      <requirements value="Need to refer to a particular code in the system." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.meta.tag.code" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="code" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.1" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./code" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.code rdfs:subPropertyOf dt:CDCoding.code" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.meta.tag.display" />
      <short value="Representation defined by the system" />
      <definition value="A representation of the meaning of the code in the system, following the rules of the system." />
      <requirements value="Need to be able to carry a human-readable meaning of the code for readers that do not know  the system." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.meta.tag.display" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.2 - but note this is not well followed" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CV.displayName" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.display rdfs:subPropertyOf dt:CDCoding.displayName" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.meta.tag.userSelected" />
      <short value="If this coding was chosen directly by the user" />
      <definition value="Indicates that this coding was chosen by a user directly - i.e. off a pick list of available items (codes or displays)." />
      <comments value="Amongst a set of alternatives, a directly chosen code is the most appropriate starting point for new translations. There is some ambiguity about what exactly 'directly chosen' implies, and trading partner agreement may be needed to clarify the use of this element and its consequences more completely." />
      <requirements value="This has been identified as a clinical safety criterium - that this exact system/code pair was chosen explicitly, rather than inferred by the system based on some rules or language processing." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.meta.tag.userSelected" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="boolean" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="Sometimes implied by being first" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CD.codingRationale" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.userSelected fhir:mapsTo dt:CDCoding.codingRationale. fhir:Coding.userSelected fhir:hasMap fhir:Coding.userSelected.map. fhir:Coding.userSelected.map a fhir:Map;   fhir:target dt:CDCoding.codingRationale. fhir:Coding.userSelected\#true a [     fhir:source &quot;true&quot;;     fhir:target dt:CDCoding.codingRationale\#O   ]" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.implicitRules" />
      <short value="A set of rules under which this content was created" />
      <definition value="A reference to a set of rules that were followed when the resource was constructed, and which must be understood when processing the content." />
      <comments value="Asserting this rule set restricts the content to be only understood by a limited set of trading partners. This inherently limits the usefulness of the data in the long term. However, the existing health eco-system is highly fractured, and not yet ready to define, collect, and exchange data in a generally computable sense. Wherever possible, implementers and/or specification writers should avoid using this element as much as possible." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.implicitRules" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="uri" />
      </type>
      <isModifier value="true" />
      <isSummary value="true" />
    </element>
    <element>
      <path value="CommunicationRequest.language" />
      <short value="Language of the resource content" />
      <definition value="The base language in which the resource is written." />
      <comments value="Language is provided to support indexing and accessibility (typically, services such as text to speech use the language tag). The html language tag in the narrative applies  to the narrative. The language tag on the resource may be used to specify the language of other presentations generated from the data in the resource  Not all the content has to be in the base language. The Resource.language should not be assumed to apply to the narrative automatically. If a language is specified, it should it also be specified on the div element in the html (see rules in HTML5 for information about the relationship between xml:lang and the html lang attribute)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.language" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="code" />
      </type>
      <binding>
        <strength value="required" />
        <description value="A human language." />
        <valueSetUri value="http://tools.ietf.org/html/bcp47" />
      </binding>
    </element>
    <element>
      <path value="CommunicationRequest.text" />
      <short value="Text summary of the resource, for human interpretation" />
      <definition value="A human-readable narrative that contains a summary of the resource, and may be used to represent the content of the resource to a human. The narrative need not encode all the structured data, but is required to contain sufficient detail to make it &quot;clinically safe&quot; for a human to just read the narrative. Resource definitions may define what content should be represented in the narrative to ensure clinical safety." />
      <comments value="Contained resources do not have narrative. Resources that are not contained SHOULD have a narrative." />
      <alias value="narrative" />
      <alias value="html" />
      <alias value="xhtml" />
      <alias value="display" />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.text" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Narrative" />
      </type>
      <condition value="dom-1" />
      <mapping>
        <identity value="rim" />
        <map value="Act.text?" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.text.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.text.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.text.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.text.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.text.status" />
      <short value="generated | extensions | additional | empty" />
      <definition value="The status of the narrative - whether it's entirely generated (from just the defined data or the extensions too), or whether a human authored it and it may contain additional data." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.text.status" />
        <min value="1" />
        <max value="1" />
      </base>
      <type>
        <code value="code" />
      </type>
      <binding>
        <strength value="required" />
        <description value="The status of a resource narrative" />
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/narrative-status" />
        </valueSetReference>
      </binding>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.text.div" />
      <short value="Limited xhtml content" />
      <definition value="The actual narrative content, a stripped down version of XHTML." />
      <comments value="The contents of the html element are an XHTML fragment containing only the basic html formatting elements described in chapters 7-11 and 15 of the HTML 4.0 standard, &lt;a&gt; elements (either name or href), images and internally contained stylesheets. The XHTML content may not contain a head, a body, external stylesheet references, scripts, forms, base/link/xlink, frames, iframes and objects." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.text.div" />
        <min value="1" />
        <max value="1" />
      </base>
      <type>
        <code value="xhtml" />
      </type>
      <constraint>
        <key value="txt-3" />
        <severity value="error" />
        <human value="The narrative SHALL contain only the basic html formatting attributes described in chapters 7-11 (except section 4 of chapter 9) and 15 of the HTML 4.0 standard, &lt;a&gt; elements (either name or href), images and internally contained style attributes" />
        <xpath value="not(descendant-or-self::*/@*[not(name(.)=('abbr', 'accesskey', 'align', 'alt', 'axis', 'bgcolor', 'border', 'cellhalign', 'cellpadding', 'cellspacing', 'cellvalign', 'char', 'charoff', 'charset', 'cite', 'class', 'colspan', 'compact', 'coords', 'dir', 'frame', 'headers', 'height', 'href', 'hreflang', 'hspace', 'id', 'lang', 'longdesc', 'name', 'nowrap', 'rel', 'rev', 'rowspan', 'rules', 'scope', 'shape', 'span', 'src', 'start', 'style', 'summary', 'tabindex', 'title', 'type', 'valign', 'value', 'vspace', 'width'))])" />
      </constraint>
      <constraint>
        <key value="txt-1" />
        <severity value="error" />
        <human value="The narrative SHALL contain only the basic html formatting elements described in chapters 7-11 (except section 4 of chapter 9) and 15 of the HTML 4.0 standard, &lt;a&gt; elements (either name or href), images and internally contained style attributes" />
        <xpath value="not(descendant-or-self::*[not(local-name(.)=('a', 'abbr', 'acronym', 'b', 'big', 'blockquote', 'br', 'caption', 'cite', 'code', 'col', 'colgroup', 'dd', 'dfn', 'div', 'dl', 'dt', 'em', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'hr', 'i', 'img', 'li', 'ol', 'p', 'pre', 'q', 'samp', 'small', 'span', 'strong', 'table', 'tbody', 'td', 'tfoot', 'th', 'thead', 'tr', 'tt', 'ul', 'var'))])" />
      </constraint>
      <constraint>
        <key value="txt-2" />
        <severity value="error" />
        <human value="The narrative SHALL have some non-whitespace content" />
        <xpath value="descendant::text()[normalize-space(.)!=''] or descendant::h:img[@src]" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.contained" />
      <short value="Contained, inline Resources" />
      <definition value="These resources do not have an independent existence apart from the resource that contains them - they cannot be identified independently, and nor can they have their own independent transaction scope." />
      <comments value="This should never be done when the content can be identified properly, as once identification is lost, it is extremely difficult (and context dependent) to restore it again." />
      <alias value="inline resources" />
      <alias value="anonymous resources" />
      <alias value="contained resources" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.contained" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Resource" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.contained.id" />
      <short value="Logical id of this artifact" />
      <definition value="The logical id of the resource, as used in the URL for the resource. Once assigned, this value never changes." />
      <comments value="The only time that a resource does not have an id is when it is being submitted to the server using a create operation. Bundles always have an id, though it is usually a generated UUID." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.contained.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <isSummary value="true" />
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta" />
      <short value="Metadata about the resource" />
      <definition value="The metadata about the resource. This is content that is maintained by the infrastructure. Changes to the content may not always be associated with version changes to the resource." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.contained.meta" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Meta" />
      </type>
      <isSummary value="true" />
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.contained.meta.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.contained.meta.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta.versionId" />
      <short value="Version specific identifier" />
      <definition value="The version specific identifier, as it appears in the version portion of the URL. This values changes when the resource is created, updated, or deleted." />
      <comments value="The server assigns this value, and ignores what the client specifies, except in the case that the server is imposing version integrity on updates/deletes." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.contained.meta.versionId" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <isSummary value="true" />
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta.lastUpdated" />
      <short value="When the resource version last changed" />
      <definition value="When the resource last changed - e.g. when the version changed." />
      <comments value="This value is always populated except when the resource is first being created. The server / resource manager sets this value; what a client provides is irrelevant." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.contained.meta.lastUpdated" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="instant" />
      </type>
      <isSummary value="true" />
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta.profile" />
      <short value="Profiles this resource claims to conform to" />
      <definition value="A list of profiles [[[StructureDefinition]]]s that this resource claims to conform to. The URL is a reference to [[[StructureDefinition.url]]]." />
      <comments value="It is up to the server and/or other infrastructure of policy to determine whether/how these claims are verified and/or updated over time.  The list of profile URLs is a set." />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.contained.meta.profile" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="uri" />
      </type>
      <isSummary value="true" />
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta.security" />
      <short value="Security Labels applied to this resource" />
      <definition value="Security labels applied to this resource. These tags connect specific resources to the overall security policy and infrastructure." />
      <comments value="The security labels can be updated without changing the stated version of the resource  The list of security labels is a set. Uniqueness is based the system/code, and version and display are ignored." />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.contained.meta.security" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Coding" />
      </type>
      <isSummary value="true" />
      <binding>
        <strength value="extensible" />
        <description value="Security Labels from the Healthcare Privacy and Security Classification System." />
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/security-labels" />
        </valueSetReference>
      </binding>
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta.security.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.contained.meta.security.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta.security.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.contained.meta.security.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta.security.system" />
      <short value="Identity of the terminology system" />
      <definition value="The identification of the code system that defines the meaning of the symbol in the code." />
      <comments value="The URI may be an OID (urn:oid:...) or a UUID (urn:uuid:...).  OIDs and UUIDs SHALL be references to the HL7 OID registry. Otherwise, the URI should come from HL7's list of FHIR defined special URIs or it should de-reference to some definition that establish the system clearly and unambiguously." />
      <requirements value="Need to be unambiguous about the source of the definition of the symbol." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.contained.meta.security.system" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="uri" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.3" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./codeSystem" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.system rdfs:subPropertyOf dt:CDCoding.codeSystem" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta.security.version" />
      <short value="Version of the system - if relevant" />
      <definition value="The version of the code system which was used when choosing this code. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured. and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged." />
      <comments value="Where the terminology does not clearly define what string should be used to identify code system versions, the recommendation is to use the date (expressed in FHIR date format) on which that version was officially published as the version date." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.contained.meta.security.version" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.7" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./codeSystemVersion" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.version rdfs:subPropertyOf dt:CDCoding.codeSystemVersion" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta.security.code" />
      <short value="Symbol in syntax defined by the system" />
      <definition value="A symbol in syntax defined by the system. The symbol may be a predefined code or an expression in a syntax defined by the coding system (e.g. post-coordination)." />
      <requirements value="Need to refer to a particular code in the system." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.contained.meta.security.code" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="code" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.1" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./code" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.code rdfs:subPropertyOf dt:CDCoding.code" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta.security.display" />
      <short value="Representation defined by the system" />
      <definition value="A representation of the meaning of the code in the system, following the rules of the system." />
      <requirements value="Need to be able to carry a human-readable meaning of the code for readers that do not know  the system." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.contained.meta.security.display" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.2 - but note this is not well followed" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CV.displayName" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.display rdfs:subPropertyOf dt:CDCoding.displayName" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta.security.userSelected" />
      <short value="If this coding was chosen directly by the user" />
      <definition value="Indicates that this coding was chosen by a user directly - i.e. off a pick list of available items (codes or displays)." />
      <comments value="Amongst a set of alternatives, a directly chosen code is the most appropriate starting point for new translations. There is some ambiguity about what exactly 'directly chosen' implies, and trading partner agreement may be needed to clarify the use of this element and its consequences more completely." />
      <requirements value="This has been identified as a clinical safety criterium - that this exact system/code pair was chosen explicitly, rather than inferred by the system based on some rules or language processing." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.contained.meta.security.userSelected" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="boolean" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="Sometimes implied by being first" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CD.codingRationale" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.userSelected fhir:mapsTo dt:CDCoding.codingRationale. fhir:Coding.userSelected fhir:hasMap fhir:Coding.userSelected.map. fhir:Coding.userSelected.map a fhir:Map;   fhir:target dt:CDCoding.codingRationale. fhir:Coding.userSelected\#true a [     fhir:source &quot;true&quot;;     fhir:target dt:CDCoding.codingRationale\#O   ]" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta.tag" />
      <short value="Tags applied to this resource" />
      <definition value="Tags applied to this resource. Tags are intended to be used to identify and relate resources to process and workflow, and applications are not required to consider the tags when interpreting the meaning of a resource." />
      <comments value="The tags can be updated without changing the stated version of the resource.  The list of tags is a set. Uniqueness is based the system/code, and version and display are ignored." />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.contained.meta.tag" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Coding" />
      </type>
      <isSummary value="true" />
      <binding>
        <strength value="example" />
        <description value="Codes that represent various types of tags, commonly workflow-related; e.g. &quot;Needs review by Dr. Jones&quot;" />
      </binding>
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta.tag.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.contained.meta.tag.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta.tag.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.contained.meta.tag.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta.tag.system" />
      <short value="Identity of the terminology system" />
      <definition value="The identification of the code system that defines the meaning of the symbol in the code." />
      <comments value="The URI may be an OID (urn:oid:...) or a UUID (urn:uuid:...).  OIDs and UUIDs SHALL be references to the HL7 OID registry. Otherwise, the URI should come from HL7's list of FHIR defined special URIs or it should de-reference to some definition that establish the system clearly and unambiguously." />
      <requirements value="Need to be unambiguous about the source of the definition of the symbol." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.contained.meta.tag.system" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="uri" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.3" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./codeSystem" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.system rdfs:subPropertyOf dt:CDCoding.codeSystem" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta.tag.version" />
      <short value="Version of the system - if relevant" />
      <definition value="The version of the code system which was used when choosing this code. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured. and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged." />
      <comments value="Where the terminology does not clearly define what string should be used to identify code system versions, the recommendation is to use the date (expressed in FHIR date format) on which that version was officially published as the version date." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.contained.meta.tag.version" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.7" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./codeSystemVersion" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.version rdfs:subPropertyOf dt:CDCoding.codeSystemVersion" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta.tag.code" />
      <short value="Symbol in syntax defined by the system" />
      <definition value="A symbol in syntax defined by the system. The symbol may be a predefined code or an expression in a syntax defined by the coding system (e.g. post-coordination)." />
      <requirements value="Need to refer to a particular code in the system." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.contained.meta.tag.code" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="code" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.1" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./code" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.code rdfs:subPropertyOf dt:CDCoding.code" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta.tag.display" />
      <short value="Representation defined by the system" />
      <definition value="A representation of the meaning of the code in the system, following the rules of the system." />
      <requirements value="Need to be able to carry a human-readable meaning of the code for readers that do not know  the system." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.contained.meta.tag.display" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.2 - but note this is not well followed" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CV.displayName" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.display rdfs:subPropertyOf dt:CDCoding.displayName" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.contained.meta.tag.userSelected" />
      <short value="If this coding was chosen directly by the user" />
      <definition value="Indicates that this coding was chosen by a user directly - i.e. off a pick list of available items (codes or displays)." />
      <comments value="Amongst a set of alternatives, a directly chosen code is the most appropriate starting point for new translations. There is some ambiguity about what exactly 'directly chosen' implies, and trading partner agreement may be needed to clarify the use of this element and its consequences more completely." />
      <requirements value="This has been identified as a clinical safety criterium - that this exact system/code pair was chosen explicitly, rather than inferred by the system based on some rules or language processing." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.contained.meta.tag.userSelected" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="boolean" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="Sometimes implied by being first" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CD.codingRationale" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.userSelected fhir:mapsTo dt:CDCoding.codingRationale. fhir:Coding.userSelected fhir:hasMap fhir:Coding.userSelected.map. fhir:Coding.userSelected.map a fhir:Map;   fhir:target dt:CDCoding.codingRationale. fhir:Coding.userSelected\#true a [     fhir:source &quot;true&quot;;     fhir:target dt:CDCoding.codingRationale\#O   ]" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.contained.implicitRules" />
      <short value="A set of rules under which this content was created" />
      <definition value="A reference to a set of rules that were followed when the resource was constructed, and which must be understood when processing the content." />
      <comments value="Asserting this rule set restricts the content to be only understood by a limited set of trading partners. This inherently limits the usefulness of the data in the long term. However, the existing health eco-system is highly fractured, and not yet ready to define, collect, and exchange data in a generally computable sense. Wherever possible, implementers and/or specification writers should avoid using this element as much as possible." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.contained.implicitRules" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="uri" />
      </type>
      <isModifier value="true" />
      <isSummary value="true" />
    </element>
    <element>
      <path value="CommunicationRequest.contained.language" />
      <short value="Language of the resource content" />
      <definition value="The base language in which the resource is written." />
      <comments value="Language is provided to support indexing and accessibility (typically, services such as text to speech use the language tag). The html language tag in the narrative applies  to the narrative. The language tag on the resource may be used to specify the language of other presentations generated from the data in the resource  Not all the content has to be in the base language. The Resource.language should not be assumed to apply to the narrative automatically. If a language is specified, it should it also be specified on the div element in the html (see rules in HTML5 for information about the relationship between xml:lang and the html lang attribute)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.contained.language" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="code" />
      </type>
      <binding>
        <strength value="required" />
        <description value="A human language." />
        <valueSetUri value="http://tools.ietf.org/html/bcp47" />
      </binding>
    </element>
    <element>
      <path value="CommunicationRequest.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the resource. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.modifierExtension" />
      <short value="Extensions that cannot be ignored" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the resource, and that modifies the understanding of the element that contains it. Usually modifier elements provide negation or qualification. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.modifierExtension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <isModifier value="true" />
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier" />
      <short value="Unique identifier" />
      <definition value="A unique ID of this request for reference purposes. It must be provided if user wants it returned as part of any output, otherwise it will be autogenerated, if needed, by CDS system. Does not need to be the actual ID of the source system." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.identifier" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Identifier" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="w5" />
        <map value="id" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.identifier.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.identifier.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.use" />
      <short value="usual | official | temp | secondary (If known)" />
      <definition value="The purpose of this identifier." />
      <comments value="This is labeled as &quot;Is Modifier&quot; because applications should not mistake a temporary id for a permanent one. Applications can assume that an identifier is permanent unless it explicitly says that it is temporary." />
      <requirements value="Allows the appropriate identifier for a particular context of use to be selected from among a set of identifiers." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.identifier.use" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="code" />
      </type>
      <isModifier value="true" />
      <isSummary value="true" />
      <binding>
        <strength value="required" />
        <description value="Identifies the purpose for this identifier, if known ." />
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/identifier-use" />
        </valueSetReference>
      </binding>
      <mapping>
        <identity value="v2" />
        <map value="N/A" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="Role.code or implied by context" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.type" />
      <short value="Description of identifier" />
      <definition value="A coded type for the identifier that can be used to determine which identifier to use for a specific purpose." />
      <comments value="This element deals only with general categories of identifiers.  It SHOULD not be used for codes that correspond 1..1 with the Identifier.system. Some identifiers may fall into multiple categories due to common usage.   Where the system is known, a type is unnecessary because the type is always part of the system definition. However systems often need to handle identifiers where the system is not known. There is not a 1:1 relationship between type and system, since many different systems have the same type." />
      <requirements value="Allows users to make use of identifiers when the identifier system is not known." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.identifier.type" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="CodeableConcept" />
      </type>
      <isSummary value="true" />
      <binding>
        <strength value="extensible" />
        <description value="A coded type for an identifier that can be used to determine which identifier to use for a specific purpose." />
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/identifier-type" />
        </valueSetReference>
      </binding>
      <mapping>
        <identity value="v2" />
        <map value="CX.5" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="Role.code or implied by context" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.type.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.identifier.type.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.type.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.identifier.type.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.type.coding" />
      <short value="Code defined by a terminology system" />
      <definition value="A reference to a code defined by a terminology system." />
      <comments value="Codes may be defined very casually in enumerations, or code lists, up to very formal definitions such as SNOMED CT - see the HL7 v3 Core Principles for more information.  Ordering of codings is undefined and SHALL NOT be used to infer meaning. Generally, at most only one of the coding values will be labelled as UserSelected = true." />
      <requirements value="Allows for translations and alternate encodings within a code system.  Also supports communication of the same instance to systems requiring different encodings." />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.identifier.type.coding" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Coding" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.1-8, C*E.10-22" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="union(., ./translation)" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:CodeableConcept.coding rdfs:subPropertyOf dt:CD.coding" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.type.coding.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.identifier.type.coding.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.type.coding.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.identifier.type.coding.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.type.coding.system" />
      <short value="Identity of the terminology system" />
      <definition value="The identification of the code system that defines the meaning of the symbol in the code." />
      <comments value="The URI may be an OID (urn:oid:...) or a UUID (urn:uuid:...).  OIDs and UUIDs SHALL be references to the HL7 OID registry. Otherwise, the URI should come from HL7's list of FHIR defined special URIs or it should de-reference to some definition that establish the system clearly and unambiguously." />
      <requirements value="Need to be unambiguous about the source of the definition of the symbol." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.identifier.type.coding.system" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="uri" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.3" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./codeSystem" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.system rdfs:subPropertyOf dt:CDCoding.codeSystem" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.type.coding.version" />
      <short value="Version of the system - if relevant" />
      <definition value="The version of the code system which was used when choosing this code. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured. and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged." />
      <comments value="Where the terminology does not clearly define what string should be used to identify code system versions, the recommendation is to use the date (expressed in FHIR date format) on which that version was officially published as the version date." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.identifier.type.coding.version" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.7" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./codeSystemVersion" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.version rdfs:subPropertyOf dt:CDCoding.codeSystemVersion" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.type.coding.code" />
      <short value="Symbol in syntax defined by the system" />
      <definition value="A symbol in syntax defined by the system. The symbol may be a predefined code or an expression in a syntax defined by the coding system (e.g. post-coordination)." />
      <requirements value="Need to refer to a particular code in the system." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.identifier.type.coding.code" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="code" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.1" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./code" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.code rdfs:subPropertyOf dt:CDCoding.code" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.type.coding.display" />
      <short value="Representation defined by the system" />
      <definition value="A representation of the meaning of the code in the system, following the rules of the system." />
      <requirements value="Need to be able to carry a human-readable meaning of the code for readers that do not know  the system." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.identifier.type.coding.display" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.2 - but note this is not well followed" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CV.displayName" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.display rdfs:subPropertyOf dt:CDCoding.displayName" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.type.coding.userSelected" />
      <short value="If this coding was chosen directly by the user" />
      <definition value="Indicates that this coding was chosen by a user directly - i.e. off a pick list of available items (codes or displays)." />
      <comments value="Amongst a set of alternatives, a directly chosen code is the most appropriate starting point for new translations. There is some ambiguity about what exactly 'directly chosen' implies, and trading partner agreement may be needed to clarify the use of this element and its consequences more completely." />
      <requirements value="This has been identified as a clinical safety criterium - that this exact system/code pair was chosen explicitly, rather than inferred by the system based on some rules or language processing." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.identifier.type.coding.userSelected" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="boolean" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="Sometimes implied by being first" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CD.codingRationale" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.userSelected fhir:mapsTo dt:CDCoding.codingRationale. fhir:Coding.userSelected fhir:hasMap fhir:Coding.userSelected.map. fhir:Coding.userSelected.map a fhir:Map;   fhir:target dt:CDCoding.codingRationale. fhir:Coding.userSelected\#true a [     fhir:source &quot;true&quot;;     fhir:target dt:CDCoding.codingRationale\#O   ]" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.type.text" />
      <short value="Plain text representation of the concept" />
      <definition value="A human language representation of the concept as seen/selected/uttered by the user who entered the data and/or which represents the intended meaning of the user." />
      <comments value="Very often the text is the same as a displayName of one of the codings." />
      <requirements value="The codes from the terminologies do not always capture the correct meaning with all the nuances of the human using them, or sometimes there is no appropriate code at all. In these cases, the text is used to capture the full meaning of the source." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.identifier.type.text" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.9. But note many systems use C*E.2 for this" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./originalText[mediaType/code=&quot;text/plain&quot;]/data" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:CodeableConcept.text rdfs:subPropertyOf dt:CD.originalText" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.system" />
      <short value="The namespace for the identifier" />
      <definition value="Establishes the namespace in which set of possible id values is unique." />
      <requirements value="There are many sequences of identifiers.  To perform matching, we need to know what sequence we're dealing with. The system identifies a particular sequence or set of unique identifiers." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.identifier.system" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="uri" />
      </type>
      <exampleUri value="http://www.acme.com/identifiers/patient or urn:ietf:rfc:3986 if the Identifier.value itself is a full uri" />
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="CX.4 / EI-2-4" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="II.root or Role.id.root" />
      </mapping>
      <mapping>
        <identity value="servd" />
        <map value="./IdentifierType" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.value" />
      <short value="The value that is unique" />
      <definition value="The portion of the identifier typically displayed to the user and which is unique within the context of the system." />
      <comments value="If the value is a full URI, then the system SHALL be urn:ietf:rfc:3986." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.identifier.value" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <exampleString value="123456" />
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="CX.1 / EI.1" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="II.extension or II.root if system indicates OID or GUID (Or Role.id.extension or root)" />
      </mapping>
      <mapping>
        <identity value="servd" />
        <map value="./Value" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.period" />
      <short value="Time period when id is/was valid for use" />
      <definition value="Time period during which identifier is/was valid for use." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.identifier.period" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Period" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="CX.7 + CX.8" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="Role.effectiveTime or implied by context" />
      </mapping>
      <mapping>
        <identity value="servd" />
        <map value="./StartDate and ./EndDate" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.period.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.identifier.period.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.period.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.identifier.period.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.period.start" />
      <short value="Starting time with inclusive boundary" />
      <definition value="The start of the period. The boundary is inclusive." />
      <comments value="If the low element is missing, the meaning is that the low boundary is not known." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.identifier.period.start" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="dateTime" />
      </type>
      <condition value="per-1" />
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="DR.1" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./low" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.period.end" />
      <short value="End time with inclusive boundary, if not ongoing" />
      <definition value="The end of the period. If the end of the period is missing, it means that the period is ongoing. The start may be in the past, and the end date in the future, which means that period is expected/planned to end at that time." />
      <comments value="The high value includes any matching date/time. i.e. 2012-02-03T10:00:00 is in a period that has a end value of 2012-02-03." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.identifier.period.end" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="dateTime" />
      </type>
      <meaningWhenMissing value="If the end of the period is missing, it means that the period is ongoing" />
      <condition value="per-1" />
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="DR.2" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./high" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.assigner" />
      <short value="Organization that issued id (may be just text)" />
      <definition value="Organization that issued/manages the identifier." />
      <comments value="The reference may be just a text description of the assigner." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.identifier.assigner" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Reference" />
        <profile value="http://hl7.org/fhir/StructureDefinition/Organization" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="CX.4 / (CX.4,CX.9,CX.10)" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="II.assigningAuthorityName but note that this is an improper use by the definition of the field.  Also Role.scoper" />
      </mapping>
      <mapping>
        <identity value="servd" />
        <map value="./IdentifierIssuingAuthority" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.assigner.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.identifier.assigner.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.assigner.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.identifier.assigner.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.assigner.reference" />
      <short value="Relative, internal or absolute URL reference" />
      <definition value="A reference to a location at which the other resource is found. The reference may be a relative reference, in which case it is relative to the service base URL, or an absolute URL that resolves to the location where the resource is found. The reference may be version specific or not. If the reference is not to a FHIR RESTful server, then it should be assumed to be version specific. Internal fragment references (start with '#') refer to contained resources." />
      <comments value="Using absolute URLs provides a stable scalable approach suitable for a cloud/web context, while using relative/logical references provides a flexible approach suitable for use when trading across closed eco-system boundaries.   Absolute URLs do not need to point to a FHIR RESTful server, though this is the preferred approach. If the URL conforms to the structure &quot;/[type]/[id]&quot; then it should be assumed that the reference is to a FHIR RESTful server." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.identifier.assigner.reference" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <condition value="ref-1" />
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier.assigner.display" />
      <short value="Text alternative for the resource" />
      <definition value="Plain text narrative that identifies the resource in addition to the resource reference." />
      <comments value="This is generally not the same as the Resource.text of the referenced resource.  The purpose is to identify what's being referenced, not to fully describe it." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.identifier.assigner.display" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.category" />
      <short value="Message category" />
      <definition value="The type of message to be sent such as alert, notification, reminder, instruction, etc." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.category" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="CodeableConcept" />
      </type>
      <isSummary value="true" />
      <binding>
        <strength value="example" />
        <description value="Codes for general categories of communications such as alerts, instruction, etc." />
      </binding>
      <mapping>
        <identity value="w5" />
        <map value="class" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.category.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.category.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.category.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.category.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.category.coding" />
      <short value="Code defined by a terminology system" />
      <definition value="A reference to a code defined by a terminology system." />
      <comments value="Codes may be defined very casually in enumerations, or code lists, up to very formal definitions such as SNOMED CT - see the HL7 v3 Core Principles for more information.  Ordering of codings is undefined and SHALL NOT be used to infer meaning. Generally, at most only one of the coding values will be labelled as UserSelected = true." />
      <requirements value="Allows for translations and alternate encodings within a code system.  Also supports communication of the same instance to systems requiring different encodings." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.category.coding" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Coding" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.1-8, C*E.10-22" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="union(., ./translation)" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:CodeableConcept.coding rdfs:subPropertyOf dt:CD.coding" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.category.coding.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.category.coding.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.category.coding.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.category.coding.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.category.coding.system" />
      <short value="Identity of the terminology system" />
      <definition value="The identification of the code system that defines the meaning of the symbol in the code." />
      <comments value="The URI may be an OID (urn:oid:...) or a UUID (urn:uuid:...).  OIDs and UUIDs SHALL be references to the HL7 OID registry. Otherwise, the URI should come from HL7's list of FHIR defined special URIs or it should de-reference to some definition that establish the system clearly and unambiguously." />
      <requirements value="Need to be unambiguous about the source of the definition of the symbol." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.category.coding.system" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="uri" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.3" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./codeSystem" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.system rdfs:subPropertyOf dt:CDCoding.codeSystem" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.category.coding.version" />
      <short value="Version of the system - if relevant" />
      <definition value="The version of the code system which was used when choosing this code. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured. and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged." />
      <comments value="Where the terminology does not clearly define what string should be used to identify code system versions, the recommendation is to use the date (expressed in FHIR date format) on which that version was officially published as the version date." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.category.coding.version" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.7" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./codeSystemVersion" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.version rdfs:subPropertyOf dt:CDCoding.codeSystemVersion" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.category.coding.code" />
      <short value="Symbol in syntax defined by the system" />
      <definition value="A symbol in syntax defined by the system. The symbol may be a predefined code or an expression in a syntax defined by the coding system (e.g. post-coordination)." />
      <requirements value="Need to refer to a particular code in the system." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.category.coding.code" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="code" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.1" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./code" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.code rdfs:subPropertyOf dt:CDCoding.code" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.category.coding.display" />
      <short value="Representation defined by the system" />
      <definition value="A representation of the meaning of the code in the system, following the rules of the system." />
      <requirements value="Need to be able to carry a human-readable meaning of the code for readers that do not know  the system." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.category.coding.display" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.2 - but note this is not well followed" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CV.displayName" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.display rdfs:subPropertyOf dt:CDCoding.displayName" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.category.coding.userSelected" />
      <short value="If this coding was chosen directly by the user" />
      <definition value="Indicates that this coding was chosen by a user directly - i.e. off a pick list of available items (codes or displays)." />
      <comments value="Amongst a set of alternatives, a directly chosen code is the most appropriate starting point for new translations. There is some ambiguity about what exactly 'directly chosen' implies, and trading partner agreement may be needed to clarify the use of this element and its consequences more completely." />
      <requirements value="This has been identified as a clinical safety criterium - that this exact system/code pair was chosen explicitly, rather than inferred by the system based on some rules or language processing." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.category.coding.userSelected" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="boolean" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="Sometimes implied by being first" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CD.codingRationale" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.userSelected fhir:mapsTo dt:CDCoding.codingRationale. fhir:Coding.userSelected fhir:hasMap fhir:Coding.userSelected.map. fhir:Coding.userSelected.map a fhir:Map;   fhir:target dt:CDCoding.codingRationale. fhir:Coding.userSelected\#true a [     fhir:source &quot;true&quot;;     fhir:target dt:CDCoding.codingRationale\#O   ]" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.category.text" />
      <short value="Plain text representation of the concept" />
      <definition value="A human language representation of the concept as seen/selected/uttered by the user who entered the data and/or which represents the intended meaning of the user" />
      <comments value="Very often the text is the same as a displayName of one of the codings." />
      <requirements value="The codes from the terminologies do not always capture the correct meaning with all the nuances of the human using them, or sometimes there is no appropriate code at all. In these cases, the text is used to capture the full meaning of the source." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.category.text" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <fixedString value="Notification | Reminder" />
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.9. But note many systems use C*E.2 for this" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./originalText[mediaType/code=&quot;text/plain&quot;]/data" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:CodeableConcept.text rdfs:subPropertyOf dt:CD.originalText" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.sender" />
      <short value="Message sender" />
      <definition value="The entity (e.g. person, organization, clinical information system, or device) which is to be the source of the communication." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.sender" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Reference" />
        <profile value="http://hl7.org/fhir/StructureDefinition/Organization" />
        <aggregation value="contained" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="w5" />
        <map value="who.actor" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.recipient" />
      <short value="Message recipient" />
      <definition value="The entity (e.g. person, organization, clinical information system, or device) which is the intended target of the communication." />
      <min value="1" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.recipient" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Reference" />
        <profile value="http://hl7.org/fhir/StructureDefinition/Patient" />
        <aggregation value="contained" />
      </type>
      <type>
        <code value="Reference" />
        <profile value="http://hl7.org/fhir/StructureDefinition/RelatedPerson" />
        <aggregation value="contained" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="w5" />
        <map value="who.focus" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.payload" />
      <short value="Message payload" />
      <definition value="Text, attachment(s), or resource(s) to be communicated to the recipient." />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.payload" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="BackboneElement" />
      </type>
      <isSummary value="true" />
    </element>
    <element>
      <path value="CommunicationRequest.payload.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.payload.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.payload.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.payload.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.payload.modifierExtension" />
      <short value="Extensions that cannot be ignored" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element, and that modifies the understanding of the element that contains it. Usually modifier elements provide negation or qualification. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <alias value="modifiers" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.payload.modifierExtension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <isModifier value="true" />
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.payload.contentString" />
      <short value="Message part content" />
      <definition value="The communicated content (or for multi-part communications, one portion of the communication)." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.payload.content[x]" />
        <min value="1" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
    </element>
    <element>
      <path value="CommunicationRequest.medium" />
      <short value="A channel of communication" />
      <definition value="A channel that was used for this communication (e.g. email, fax)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.medium" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="CodeableConcept" />
      </type>
      <isSummary value="true" />
      <binding>
        <strength value="example" />
        <description value="Codes for communication mediums such as phone, fax, email, in person, etc." />
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/v3-ParticipationMode" />
        </valueSetReference>
      </binding>
    </element>
    <element>
      <path value="CommunicationRequest.medium.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.medium.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.medium.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.medium.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.medium.coding" />
      <short value="Code defined by a terminology system" />
      <definition value="A reference to a code defined by a terminology system." />
      <comments value="Codes may be defined very casually in enumerations, or code lists, up to very formal definitions such as SNOMED CT - see the HL7 v3 Core Principles for more information.  Ordering of codings is undefined and SHALL NOT be used to infer meaning. Generally, at most only one of the coding values will be labelled as UserSelected = true." />
      <requirements value="Allows for translations and alternate encodings within a code system.  Also supports communication of the same instance to systems requiring different encodings." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.medium.coding" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Coding" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.1-8, C*E.10-22" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="union(., ./translation)" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:CodeableConcept.coding rdfs:subPropertyOf dt:CD.coding" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.medium.coding.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.medium.coding.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.medium.coding.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.medium.coding.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.medium.coding.system" />
      <short value="Identity of the terminology system" />
      <definition value="The identification of the code system that defines the meaning of the symbol in the code." />
      <comments value="The URI may be an OID (urn:oid:...) or a UUID (urn:uuid:...).  OIDs and UUIDs SHALL be references to the HL7 OID registry. Otherwise, the URI should come from HL7's list of FHIR defined special URIs or it should de-reference to some definition that establish the system clearly and unambiguously." />
      <requirements value="Need to be unambiguous about the source of the definition of the symbol." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.medium.coding.system" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="uri" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.3" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./codeSystem" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.system rdfs:subPropertyOf dt:CDCoding.codeSystem" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.medium.coding.version" />
      <short value="Version of the system - if relevant" />
      <definition value="The version of the code system which was used when choosing this code. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured. and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged." />
      <comments value="Where the terminology does not clearly define what string should be used to identify code system versions, the recommendation is to use the date (expressed in FHIR date format) on which that version was officially published as the version date." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.medium.coding.version" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.7" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./codeSystemVersion" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.version rdfs:subPropertyOf dt:CDCoding.codeSystemVersion" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.medium.coding.code" />
      <short value="Symbol in syntax defined by the system" />
      <definition value="A symbol in syntax defined by the system. The symbol may be a predefined code or an expression in a syntax defined by the coding system (e.g. post-coordination)." />
      <requirements value="Need to refer to a particular code in the system." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.medium.coding.code" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="code" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.1" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./code" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.code rdfs:subPropertyOf dt:CDCoding.code" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.medium.coding.display" />
      <short value="Representation defined by the system" />
      <definition value="A representation of the meaning of the code in the system, following the rules of the system." />
      <requirements value="Need to be able to carry a human-readable meaning of the code for readers that do not know  the system." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.medium.coding.display" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.2 - but note this is not well followed" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CV.displayName" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.display rdfs:subPropertyOf dt:CDCoding.displayName" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.medium.coding.userSelected" />
      <short value="If this coding was chosen directly by the user" />
      <definition value="Indicates that this coding was chosen by a user directly - i.e. off a pick list of available items (codes or displays)." />
      <comments value="Amongst a set of alternatives, a directly chosen code is the most appropriate starting point for new translations. There is some ambiguity about what exactly 'directly chosen' implies, and trading partner agreement may be needed to clarify the use of this element and its consequences more completely." />
      <requirements value="This has been identified as a clinical safety criterium - that this exact system/code pair was chosen explicitly, rather than inferred by the system based on some rules or language processing." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.medium.coding.userSelected" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="boolean" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="Sometimes implied by being first" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CD.codingRationale" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.userSelected fhir:mapsTo dt:CDCoding.codingRationale. fhir:Coding.userSelected fhir:hasMap fhir:Coding.userSelected.map. fhir:Coding.userSelected.map a fhir:Map;   fhir:target dt:CDCoding.codingRationale. fhir:Coding.userSelected\#true a [     fhir:source &quot;true&quot;;     fhir:target dt:CDCoding.codingRationale\#O   ]" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.medium.text" />
      <short value="Plain text representation of the concept" />
      <definition value="A human language representation of the concept as seen/selected/uttered by the user who entered the data and/or which represents the intended meaning of the user." />
      <comments value="Very often the text is the same as a displayName of one of the codings." />
      <requirements value="The codes from the terminologies do not always capture the correct meaning with all the nuances of the human using them, or sometimes there is no appropriate code at all. In these cases, the text is used to capture the full meaning of the source." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.medium.text" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <fixedString value="SMS" />
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.9. But note many systems use C*E.2 for this" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./originalText[mediaType/code=&quot;text/plain&quot;]/data" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:CodeableConcept.text rdfs:subPropertyOf dt:CD.originalText" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.requester" />
      <short value="An individual who requested a communication" />
      <definition value="The responsible person who authorizes this order, e.g. physician. This may be different than the author of the order statement, e.g. clerk, who may have entered the statement into the order entry application." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.requester" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Reference" />
        <profile value="http://hl7.org/fhir/StructureDefinition/Practitioner" />
        <aggregation value="contained" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="w5" />
        <map value="who.cause" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.status" />
      <short value="proposed | planned | requested | received | accepted | in-progress | completed | suspended | rejected | failed" />
      <definition value="The status of the proposal or order." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.status" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="code" />
      </type>
      <fixedCode value="Requested" />
      <isModifier value="true" />
      <isSummary value="true" />
      <binding>
        <strength value="required" />
        <description value="The status of the communication." />
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/communication-request-status" />
        </valueSetReference>
      </binding>
      <mapping>
        <identity value="w5" />
        <map value="status" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.encounter" />
      <short value="Encounter leading to message" />
      <definition value="The encounter within which the communication request was created." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.encounter" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Reference" />
        <profile value="http://hl7.org/fhir/StructureDefinition/Encounter" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="w5" />
        <map value="context" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.encounter.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.encounter.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.encounter.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.encounter.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.encounter.reference" />
      <short value="Relative, internal or absolute URL reference" />
      <definition value="A reference to a location at which the other resource is found. The reference may be a relative reference, in which case it is relative to the service base URL, or an absolute URL that resolves to the location where the resource is found. The reference may be version specific or not. If the reference is not to a FHIR RESTful server, then it should be assumed to be version specific. Internal fragment references (start with '#') refer to contained resources." />
      <comments value="Using absolute URLs provides a stable scalable approach suitable for a cloud/web context, while using relative/logical references provides a flexible approach suitable for use when trading across closed eco-system boundaries.   Absolute URLs do not need to point to a FHIR RESTful server, though this is the preferred approach. If the URL conforms to the structure &quot;/[type]/[id]&quot; then it should be assumed that the reference is to a FHIR RESTful server." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.encounter.reference" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <condition value="ref-1" />
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.encounter.display" />
      <short value="Text alternative for the resource" />
      <definition value="Plain text narrative that identifies the resource in addition to the resource reference." />
      <comments value="This is generally not the same as the Resource.text of the referenced resource.  The purpose is to identify what's being referenced, not to fully describe it." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.encounter.display" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.scheduled[x]" />
      <short value="When scheduled" />
      <definition value="The time when this communication is to occur." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.scheduled[x]" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="dateTime" />
      </type>
      <type>
        <code value="Period" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="w5" />
        <map value="when.planned" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.reason" />
      <short value="Indication for message" />
      <definition value="The reason or justification for the communication request." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.reason" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="CodeableConcept" />
      </type>
      <isSummary value="true" />
      <binding>
        <strength value="example" />
        <description value="Codes for describing reasons for the occurrence of a communication." />
      </binding>
    </element>
    <element>
      <path value="CommunicationRequest.reason.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.reason.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.reason.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.reason.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.reason.coding" />
      <short value="Code defined by a terminology system" />
      <definition value="A reference to a code defined by a terminology system." />
      <comments value="Codes may be defined very casually in enumerations, or code lists, up to very formal definitions such as SNOMED CT - see the HL7 v3 Core Principles for more information.  Ordering of codings is undefined and SHALL NOT be used to infer meaning. Generally, at most only one of the coding values will be labelled as UserSelected = true." />
      <requirements value="Allows for translations and alternate encodings within a code system.  Also supports communication of the same instance to systems requiring different encodings." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.reason.coding" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Coding" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.1-8, C*E.10-22" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="union(., ./translation)" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:CodeableConcept.coding rdfs:subPropertyOf dt:CD.coding" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.reason.coding.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.reason.coding.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.reason.coding.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.reason.coding.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.reason.coding.system" />
      <short value="Identity of the terminology system" />
      <definition value="The identification of the code system that defines the meaning of the symbol in the code." />
      <comments value="The URI may be an OID (urn:oid:...) or a UUID (urn:uuid:...).  OIDs and UUIDs SHALL be references to the HL7 OID registry. Otherwise, the URI should come from HL7's list of FHIR defined special URIs or it should de-reference to some definition that establish the system clearly and unambiguously." />
      <requirements value="Need to be unambiguous about the source of the definition of the symbol." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.reason.coding.system" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="uri" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.3" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./codeSystem" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.system rdfs:subPropertyOf dt:CDCoding.codeSystem" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.reason.coding.version" />
      <short value="Version of the system - if relevant" />
      <definition value="The version of the code system which was used when choosing this code. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured. and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged." />
      <comments value="Where the terminology does not clearly define what string should be used to identify code system versions, the recommendation is to use the date (expressed in FHIR date format) on which that version was officially published as the version date." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.reason.coding.version" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.7" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./codeSystemVersion" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.version rdfs:subPropertyOf dt:CDCoding.codeSystemVersion" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.reason.coding.code" />
      <short value="Symbol in syntax defined by the system" />
      <definition value="A symbol in syntax defined by the system. The symbol may be a predefined code or an expression in a syntax defined by the coding system (e.g. post-coordination)." />
      <requirements value="Need to refer to a particular code in the system." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.reason.coding.code" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="code" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.1" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./code" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.code rdfs:subPropertyOf dt:CDCoding.code" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.reason.coding.display" />
      <short value="Representation defined by the system" />
      <definition value="A representation of the meaning of the code in the system, following the rules of the system." />
      <requirements value="Need to be able to carry a human-readable meaning of the code for readers that do not know  the system." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.reason.coding.display" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.2 - but note this is not well followed" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CV.displayName" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.display rdfs:subPropertyOf dt:CDCoding.displayName" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.reason.coding.userSelected" />
      <short value="If this coding was chosen directly by the user" />
      <definition value="Indicates that this coding was chosen by a user directly - i.e. off a pick list of available items (codes or displays)." />
      <comments value="Amongst a set of alternatives, a directly chosen code is the most appropriate starting point for new translations. There is some ambiguity about what exactly 'directly chosen' implies, and trading partner agreement may be needed to clarify the use of this element and its consequences more completely." />
      <requirements value="This has been identified as a clinical safety criterium - that this exact system/code pair was chosen explicitly, rather than inferred by the system based on some rules or language processing." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.reason.coding.userSelected" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="boolean" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="Sometimes implied by being first" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CD.codingRationale" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.userSelected fhir:mapsTo dt:CDCoding.codingRationale. fhir:Coding.userSelected fhir:hasMap fhir:Coding.userSelected.map. fhir:Coding.userSelected.map a fhir:Map;   fhir:target dt:CDCoding.codingRationale. fhir:Coding.userSelected\#true a [     fhir:source &quot;true&quot;;     fhir:target dt:CDCoding.codingRationale\#O   ]" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.reason.text" />
      <short value="Plain text representation of the concept" />
      <definition value="A human language representation of the concept as seen/selected/uttered by the user who entered the data and/or which represents the intended meaning of the user." />
      <comments value="Very often the text is the same as a displayName of one of the codings." />
      <requirements value="The codes from the terminologies do not always capture the correct meaning with all the nuances of the human using them, or sometimes there is no appropriate code at all. In these cases, the text is used to capture the full meaning of the source." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.reason.text" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.9. But note many systems use C*E.2 for this" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./originalText[mediaType/code=&quot;text/plain&quot;]/data" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:CodeableConcept.text rdfs:subPropertyOf dt:CD.originalText" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.requestedOn" />
      <short value="When ordered or proposed" />
      <definition value="The time when the request was made." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.requestedOn" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="dateTime" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="w5" />
        <map value="when.init" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.subject" />
      <short value="Focus of message" />
      <definition value="The patient who is the focus of this communication request." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.subject" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Reference" />
        <profile value="http://hl7.org/fhir/StructureDefinition/Patient" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="w5" />
        <map value="who.focus" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.subject.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)" />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.subject.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.subject.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.subject.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.subject.reference" />
      <short value="Relative, internal or absolute URL reference" />
      <definition value="A reference to a location at which the other resource is found. The reference may be a relative reference, in which case it is relative to the service base URL, or an absolute URL that resolves to the location where the resource is found. The reference may be version specific or not. If the reference is not to a FHIR RESTful server, then it should be assumed to be version specific. Internal fragment references (start with '#') refer to contained resources." />
      <comments value="Using absolute URLs provides a stable scalable approach suitable for a cloud/web context, while using relative/logical references provides a flexible approach suitable for use when trading across closed eco-system boundaries.   Absolute URLs do not need to point to a FHIR RESTful server, though this is the preferred approach. If the URL conforms to the structure &quot;/[type]/[id]&quot; then it should be assumed that the reference is to a FHIR RESTful server." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.subject.reference" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <condition value="ref-1" />
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.subject.display" />
      <short value="Text alternative for the resource" />
      <definition value="Plain text narrative that identifies the resource in addition to the resource reference." />
      <comments value="This is generally not the same as the Resource.text of the referenced resource.  The purpose is to identify what's being referenced, not to fully describe it." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.subject.display" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.priority" />
      <short value="Message urgency" />
      <definition value="Characterizes how quickly the proposed act must be initiated. Includes concepts such as stat, urgent, routine." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.priority" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="CodeableConcept" />
      </type>
      <isSummary value="true" />
      <binding>
        <strength value="example" />
        <description value="Codes indicating the relative importance of a communication request." />
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/diagnostic-order-priority" />
        </valueSetReference>
      </binding>
    </element>
    <element>
      <path value="CommunicationRequest.priority.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.priority.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.priority.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.priority.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.priority.coding" />
      <short value="Code defined by a terminology system" />
      <definition value="A reference to a code defined by a terminology system." />
      <comments value="Codes may be defined very casually in enumerations, or code lists, up to very formal definitions such as SNOMED CT - see the HL7 v3 Core Principles for more information.  Ordering of codings is undefined and SHALL NOT be used to infer meaning. Generally, at most only one of the coding values will be labelled as UserSelected = true." />
      <requirements value="Allows for translations and alternate encodings within a code system.  Also supports communication of the same instance to systems requiring different encodings." />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.priority.coding" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Coding" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.1-8, C*E.10-22" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="union(., ./translation)" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:CodeableConcept.coding rdfs:subPropertyOf dt:CD.coding" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.priority.coding.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.priority.coding.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.priority.coding.extension" />
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.priority.coding.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.priority.coding.system" />
      <short value="Identity of the terminology system" />
      <definition value="The identification of the code system that defines the meaning of the symbol in the code." />
      <comments value="The URI may be an OID (urn:oid:...) or a UUID (urn:uuid:...).  OIDs and UUIDs SHALL be references to the HL7 OID registry. Otherwise, the URI should come from HL7's list of FHIR defined special URIs or it should de-reference to some definition that establish the system clearly and unambiguously." />
      <requirements value="Need to be unambiguous about the source of the definition of the symbol." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.priority.coding.system" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="uri" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.3" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./codeSystem" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.system rdfs:subPropertyOf dt:CDCoding.codeSystem" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.priority.coding.version" />
      <short value="Version of the system - if relevant" />
      <definition value="The version of the code system which was used when choosing this code. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured. and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged." />
      <comments value="Where the terminology does not clearly define what string should be used to identify code system versions, the recommendation is to use the date (expressed in FHIR date format) on which that version was officially published as the version date." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.priority.coding.version" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.7" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./codeSystemVersion" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.version rdfs:subPropertyOf dt:CDCoding.codeSystemVersion" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.priority.coding.code" />
      <short value="Symbol in syntax defined by the system" />
      <definition value="A symbol in syntax defined by the system. The symbol may be a predefined code or an expression in a syntax defined by the coding system (e.g. post-coordination)." />
      <requirements value="Need to refer to a particular code in the system." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.priority.coding.code" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="code" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.1" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./code" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.code rdfs:subPropertyOf dt:CDCoding.code" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.priority.coding.display" />
      <short value="Representation defined by the system" />
      <definition value="A representation of the meaning of the code in the system, following the rules of the system." />
      <requirements value="Need to be able to carry a human-readable meaning of the code for readers that do not know  the system." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.priority.coding.display" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.2 - but note this is not well followed" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CV.displayName" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.display rdfs:subPropertyOf dt:CDCoding.displayName" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.priority.coding.userSelected" />
      <short value="If this coding was chosen directly by the user" />
      <definition value="Indicates that this coding was chosen by a user directly - i.e. off a pick list of available items (codes or displays)." />
      <comments value="Amongst a set of alternatives, a directly chosen code is the most appropriate starting point for new translations. There is some ambiguity about what exactly 'directly chosen' implies, and trading partner agreement may be needed to clarify the use of this element and its consequences more completely." />
      <requirements value="This has been identified as a clinical safety criterium - that this exact system/code pair was chosen explicitly, rather than inferred by the system based on some rules or language processing." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.priority.coding.userSelected" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="boolean" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="Sometimes implied by being first" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CD.codingRationale" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:Coding.userSelected fhir:mapsTo dt:CDCoding.codingRationale. fhir:Coding.userSelected fhir:hasMap fhir:Coding.userSelected.map. fhir:Coding.userSelected.map a fhir:Map;   fhir:target dt:CDCoding.codingRationale. fhir:Coding.userSelected\#true a [     fhir:source &quot;true&quot;;     fhir:target dt:CDCoding.codingRationale\#O   ]" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.priority.text" />
      <short value="Plain text representation of the concept" />
      <definition value="A human language representation of the concept as seen/selected/uttered by the user who entered the data and/or which represents the intended meaning of the user." />
      <comments value="Very often the text is the same as a displayName of one of the codings." />
      <requirements value="The codes from the terminologies do not always capture the correct meaning with all the nuances of the human using them, or sometimes there is no appropriate code at all. In these cases, the text is used to capture the full meaning of the source." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.priority.text" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.9. But note many systems use C*E.2 for this" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./originalText[mediaType/code=&quot;text/plain&quot;]/data" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:CodeableConcept.text rdfs:subPropertyOf dt:CD.originalText" />
      </mapping>
    </element>
  </snapshot>
  <differential>
    <element>
      <path value="CommunicationRequest" />
      <short value="A request for information to be sent to a receiver" />
      <definition value="A request to convey information; e.g. the CDS system proposes that an alert be sent to a responsible provider, the CDS system proposes that the public health agency be notified about a reportable condition." />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="CommunicationRequest" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="w5" />
        <map value="workflow.order" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.identifier" />
      <short value="Unique identifier" />
      <definition value="A unique ID of this request for reference purposes. It must be provided if user wants it returned as part of any output, otherwise it will be autogenerated, if needed, by CDS system. Does not need to be the actual ID of the source system." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.identifier" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Identifier" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="w5" />
        <map value="id" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.category.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.category.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.category.coding" />
      <short value="Code defined by a terminology system" />
      <definition value="A reference to a code defined by a terminology system." />
      <comments value="Codes may be defined very casually in enumerations, or code lists, up to very formal definitions such as SNOMED CT - see the HL7 v3 Core Principles for more information.  Ordering of codings is undefined and SHALL NOT be used to infer meaning. Generally, at most only one of the coding values will be labelled as UserSelected = true." />
      <requirements value="Allows for translations and alternate encodings within a code system.  Also supports communication of the same instance to systems requiring different encodings." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.category.coding" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Coding" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.1-8, C*E.10-22" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="union(., ./translation)" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:CodeableConcept.coding rdfs:subPropertyOf dt:CD.coding" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.category.text" />
      <short value="Plain text representation of the concept" />
      <definition value="A human language representation of the concept as seen/selected/uttered by the user who entered the data and/or which represents the intended meaning of the user" />
      <comments value="Very often the text is the same as a displayName of one of the codings." />
      <requirements value="The codes from the terminologies do not always capture the correct meaning with all the nuances of the human using them, or sometimes there is no appropriate code at all. In these cases, the text is used to capture the full meaning of the source." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.category.text" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <fixedString value="Notification | Reminder" />
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.9. But note many systems use C*E.2 for this" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./originalText[mediaType/code=&quot;text/plain&quot;]/data" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:CodeableConcept.text rdfs:subPropertyOf dt:CD.originalText" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.sender" />
      <short value="Message sender" />
      <definition value="The entity (e.g. person, organization, clinical information system, or device) which is to be the source of the communication." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.sender" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Reference" />
        <profile value="http://hl7.org/fhir/StructureDefinition/Organization" />
        <aggregation value="contained" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="w5" />
        <map value="who.actor" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.recipient" />
      <short value="Message recipient" />
      <definition value="The entity (e.g. person, organization, clinical information system, or device) which is the intended target of the communication." />
      <min value="1" />
      <max value="*" />
      <base>
        <path value="CommunicationRequest.recipient" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Reference" />
        <profile value="http://hl7.org/fhir/StructureDefinition/Patient" />
        <aggregation value="contained" />
      </type>
      <type>
        <code value="Reference" />
        <profile value="http://hl7.org/fhir/StructureDefinition/RelatedPerson" />
        <aggregation value="contained" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="w5" />
        <map value="who.focus" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.payload.contentString" />
      <short value="Message part content" />
      <definition value="The communicated content (or for multi-part communications, one portion of the communication)." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.payload.content[x]" />
        <min value="1" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
    </element>
    <element>
      <path value="CommunicationRequest.medium" />
      <short value="A channel of communication" />
      <definition value="A channel that was used for this communication (e.g. email, fax)." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.medium" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="CodeableConcept" />
      </type>
      <isSummary value="true" />
      <binding>
        <strength value="example" />
        <description value="Codes for communication mediums such as phone, fax, email, in person, etc." />
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/v3-ParticipationMode" />
        </valueSetReference>
      </binding>
    </element>
    <element>
      <path value="CommunicationRequest.medium.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.medium.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.medium.coding" />
      <short value="Code defined by a terminology system" />
      <definition value="A reference to a code defined by a terminology system." />
      <comments value="Codes may be defined very casually in enumerations, or code lists, up to very formal definitions such as SNOMED CT - see the HL7 v3 Core Principles for more information.  Ordering of codings is undefined and SHALL NOT be used to infer meaning. Generally, at most only one of the coding values will be labelled as UserSelected = true." />
      <requirements value="Allows for translations and alternate encodings within a code system.  Also supports communication of the same instance to systems requiring different encodings." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.medium.coding" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Coding" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.1-8, C*E.10-22" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="union(., ./translation)" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:CodeableConcept.coding rdfs:subPropertyOf dt:CD.coding" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.medium.text" />
      <short value="Plain text representation of the concept" />
      <definition value="A human language representation of the concept as seen/selected/uttered by the user who entered the data and/or which represents the intended meaning of the user." />
      <comments value="Very often the text is the same as a displayName of one of the codings." />
      <requirements value="The codes from the terminologies do not always capture the correct meaning with all the nuances of the human using them, or sometimes there is no appropriate code at all. In these cases, the text is used to capture the full meaning of the source." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.medium.text" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <fixedString value="SMS" />
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.9. But note many systems use C*E.2 for this" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./originalText[mediaType/code=&quot;text/plain&quot;]/data" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:CodeableConcept.text rdfs:subPropertyOf dt:CD.originalText" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.requester" />
      <short value="An individual who requested a communication" />
      <definition value="The responsible person who authorizes this order, e.g. physician. This may be different than the author of the order statement, e.g. clerk, who may have entered the statement into the order entry application." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.requester" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Reference" />
        <profile value="http://hl7.org/fhir/StructureDefinition/Practitioner" />
        <aggregation value="contained" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="w5" />
        <map value="who.cause" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.status" />
      <short value="proposed | planned | requested | received | accepted | in-progress | completed | suspended | rejected | failed" />
      <definition value="The status of the proposal or order." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.status" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="code" />
      </type>
      <fixedCode value="Requested" />
      <isModifier value="true" />
      <isSummary value="true" />
      <binding>
        <strength value="required" />
        <description value="The status of the communication." />
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/communication-request-status" />
        </valueSetReference>
      </binding>
      <mapping>
        <identity value="w5" />
        <map value="status" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.encounter" />
      <short value="Encounter leading to message" />
      <definition value="The encounter within which the communication request was created." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.encounter" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Reference" />
        <profile value="http://hl7.org/fhir/StructureDefinition/Encounter" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="w5" />
        <map value="context" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.reason" />
      <short value="Indication for message" />
      <definition value="The reason or justification for the communication request." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.reason" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="CodeableConcept" />
      </type>
      <isSummary value="true" />
      <binding>
        <strength value="example" />
        <description value="Codes for describing reasons for the occurrence of a communication." />
      </binding>
    </element>
    <element>
      <path value="CommunicationRequest.reason.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.reason.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.reason.coding" />
      <short value="Code defined by a terminology system" />
      <definition value="A reference to a code defined by a terminology system." />
      <comments value="Codes may be defined very casually in enumerations, or code lists, up to very formal definitions such as SNOMED CT - see the HL7 v3 Core Principles for more information.  Ordering of codings is undefined and SHALL NOT be used to infer meaning. Generally, at most only one of the coding values will be labelled as UserSelected = true." />
      <requirements value="Allows for translations and alternate encodings within a code system.  Also supports communication of the same instance to systems requiring different encodings." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.reason.coding" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Coding" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="v2" />
        <map value="C*E.1-8, C*E.10-22" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="union(., ./translation)" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:CodeableConcept.coding rdfs:subPropertyOf dt:CD.coding" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.subject.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references)" />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="CommunicationRequest.subject.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="id" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.subject.display" />
      <short value="Text alternative for the resource" />
      <definition value="Plain text narrative that identifies the resource in addition to the resource reference." />
      <comments value="This is generally not the same as the Resource.text of the referenced resource.  The purpose is to identify what's being referenced, not to fully describe it." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.subject.display" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element>
      <path value="CommunicationRequest.priority" />
      <short value="Message urgency" />
      <definition value="Characterizes how quickly the proposed act must be initiated. Includes concepts such as stat, urgent, routine." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="CommunicationRequest.priority" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="CodeableConcept" />
      </type>
      <isSummary value="true" />
      <binding>
        <strength value="example" />
        <description value="Codes indicating the relative importance of a communication request." />
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/diagnostic-order-priority" />
        </valueSetReference>
      </binding>
    </element>
  </differential>
</StructureDefinition>

name : hnCommunicationRequest

{

}

<name value="hnCommunicationRequest" />