<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="45bf97f3-1d45-4434-baf1-713d8c592604" />
  <meta>
    <lastUpdated value="2023-08-03T16:06:55.2022329+00:00" />
  </meta>
  <url value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-profile-Observation" />
  <version value="2.0.0" />
  <name value="Observation" />
  <status value="active" />
  <date value="2023-08-03T16:07:49.318199+00:00" />
  <fhirVersion value="4.0.1" />
  <mapping>
    <identity value="OLIS-HL7-V2" />
    <uri value="http://ontariohealth.ca" />
    <name value="OLIS HL7 v2 Mapping" />
  </mapping>
  <kind value="resource" />
  <abstract value="false" />
  <type value="Observation" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Observation" />
  <derivation value="constraint" />
  <differential>
    <element id="Observation.id">
      <path value="Observation.id" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.meta">
      <path value="Observation.meta" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.meta.profile">
      <path value="Observation.meta.profile" />
      <min value="1" />
      <max value="1" />
      <fixedCanonical value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-profile-Observation|2.0.0" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.extension">
      <path value="Observation.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <rules value="open" />
      </slicing>
      <min value="0" />
    </element>
    <element id="Observation.extension:ext-ObservationSortKey">
      <path value="Observation.extension" />
      <sliceName value="ext-ObservationSortKey" />
      <min value="0" />
      <type>
        <code value="Extension" />
        <profile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-ext-sort-key" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Observation.extension:ext-ObservationSortKey.value[x]">
      <path value="Observation.extension.value[x]" />
      <slicing>
        <rules value="open" />
      </slicing>
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="ZBX.2" />
      </mapping>
    </element>
    <element id="Observation.extension:ObservationValueAttachment">
      <path value="Observation.extension" />
      <sliceName value="ObservationValueAttachment" />
      <short value="Base64encoded observation data such as PDF, etc" />
      <definition value="This inter-version extension supports observation data in base64encoded format. The type of data is specified in &quot;contentType&quot;. The binary data is stored in &quot;data&quot;." />
      <requirements value="R4 removed Attachment in Observation.value[x]. This extension is necessary to support observations with binary values." />
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="http://hl7.org/fhir/3.0/StructureDefinition/extension-Observation.value" />
      </type>
      <constraint>
        <key value="obs-valueAttachment-1" />
        <severity value="error" />
        <human value="If ObservationValueAttachment is present and has value, Observation.value[x] SHALL not be present." />
      </constraint>
      <mustSupport value="true" />
    </element>
    <element id="Observation.extension:ObservationValueAttachment.url">
      <path value="Observation.extension.url" />
      <fixedUri value="http://hl7.org/fhir/3.0/StructureDefinition/extension-Observation.value" />
    </element>
    <element id="Observation.identifier">
      <path value="Observation.identifier" />
      <min value="1" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.identifier.system">
      <path value="Observation.identifier.system" />
      <definition value="OLIS will use org specific URIs for system. See examples below and notes in the profile page." />
      <min value="1" />
      <example>
        <label value="Observation Identifier generated by laboratory" />
        <valueUri value="http://ehealthontario.ca/fhir/NamingSystem/lab/filler-id-[type]-license-[id]" />
      </example>
      <example>
        <label value="Observation Identifier generated by specimen collector center" />
        <valueUri value="http://ehealthontario.ca/fhir/NamingSystem/lab/filler-id-[type]-license-[id]" />
      </example>
      <example>
        <label value="Ancillary Observatoin identifier generated by laboratory" />
        <valueUri value="http://ehealthontario.ca/fhir/NamingSystem/lab/test-request-id-[type]-license-[id]" />
      </example>
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBR.3.3" />
        <comment value="system value contains a type and license number which will be mapped from OID and license value from OBR.3.3" />
      </mapping>
    </element>
    <element id="Observation.identifier.value">
      <path value="Observation.identifier.value" />
      <min value="1" />
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBR-3.1/OBR-2.1 + &quot;~&quot; + OBX.3.1 + &quot;~&quot; + OBX.4 + &quot;~&quot; + ZBX.1" />
        <comment value="For ancillary result, use OBR-2.1 instead of OBR-3.1" />
      </mapping>
    </element>
    <element id="Observation.identifier.assigner">
      <path value="Observation.identifier.assigner" />
      <min value="1" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-profile-Organization" />
      </type>
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBR.3.3" />
        <comment value="This will be a reference to an organization resource in the bundle. The organization resource is created from OBR.3.3 that has the org type and license number." />
      </mapping>
    </element>
    <element id="Observation.identifier.assigner.reference">
      <path value="Observation.identifier.assigner.reference" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.basedOn">
      <path value="Observation.basedOn" />
      <min value="1" />
      <max value="1" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-profile-ServiceRequest" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Observation.basedOn.reference">
      <path value="Observation.basedOn.reference" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.status">
      <path value="Observation.status" />
      <mustSupport value="true" />
      <binding>
        <strength value="required" />
        <valueSet value="http://ehealthontario.ca/fhir/ValueSet/ca-on-lab-observation-status" />
      </binding>
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBX.11" />
      </mapping>
    </element>
    <element id="Observation.category">
      <path value="Observation.category" />
      <mustSupport value="true" />
      <binding>
        <strength value="required" />
        <description value="Observation category codes supported by OLIS" />
        <valueSet value="http://ehealthontario.ca/fhir/ValueSet/ca-on-lab-observation-category" />
      </binding>
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBX.11" />
        <comment value="if OBX.11 = &quot;Z&quot;, Observation.category = &quot;exam&quot;. otherwise Observation.category = &quot;laboratory&quot;" />
      </mapping>
    </element>
    <element id="Observation.category.coding">
      <path value="Observation.category.coding" />
      <min value="1" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.category.coding.system">
      <path value="Observation.category.coding.system" />
      <min value="1" />
      <fixedUri value="http://terminology.hl7.org/CodeSystem/observation-category" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.category.coding.code">
      <path value="Observation.category.coding.code" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.code">
      <path value="Observation.code" />
      <mustSupport value="true" />
      <binding>
        <strength value="required" />
        <description value="Observation codes supported by OLIS." />
        <valueSet value="http://ehealthontario.ca/fhir/ValueSet/ca-on-lab-observation-codes" />
      </binding>
    </element>
    <element id="Observation.code.coding">
      <path value="Observation.code.coding" />
      <min value="1" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.code.coding.system">
      <path value="Observation.code.coding.system" />
      <min value="1" />
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBX.3.3" />
      </mapping>
    </element>
    <element id="Observation.code.coding.code">
      <path value="Observation.code.coding.code" />
      <min value="1" />
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBX.3.1" />
      </mapping>
    </element>
    <element id="Observation.code.coding.display">
      <path value="Observation.code.coding.display" />
      <min value="1" />
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBX.3.2" />
      </mapping>
    </element>
    <element id="Observation.code.text">
      <path value="Observation.code.text" />
      <definition value="Contains the &quot;alternate name&quot; of the test result" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.subject">
      <path value="Observation.subject" />
      <min value="1" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-profile-Patient" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Observation.effective[x]">
      <path value="Observation.effective[x]" />
      <min value="1" />
      <type>
        <code value="dateTime" />
      </type>
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBR.7, OBX.14.1" />
        <comment value="maps to OBR.7 for non-ancillary results. For ancillary results, this field maps to OBX.14.1" />
      </mapping>
    </element>
    <element id="Observation.issued">
      <path value="Observation.issued" />
      <min value="1" />
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="ZBX.1" />
      </mapping>
    </element>
    <element id="Observation.performer">
      <path value="Observation.performer" />
      <min value="1" />
      <max value="1" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-profile-Practitioner" />
        <targetProfile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-profile-Organization" />
      </type>
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="ZBR.6 - ZBR.7 (Performing Lab)" />
      </mapping>
    </element>
    <element id="Observation.performer.reference">
      <path value="Observation.performer.reference" />
      <definition value="Contains the resource id of the reference to a Practitioner or Organization resource" />
      <min value="1" />
    </element>
    <element id="Observation.value[x]">
      <path value="Observation.value[x]" />
      <slicing>
        <discriminator>
          <type value="type" />
          <path value="$this" />
        </discriminator>
        <rules value="open" />
      </slicing>
      <comment value="An observation may have a single value such as quantity or string. If value[x] is empty, the observation value may be an encapsulated data that can be found in Observation.extension:ObservationValueAttachment" />
      <type>
        <code value="Quantity" />
        <profile value="http://ehealthontario.ca/fhir/StructureDefinition/ObservationValueQuantity" />
      </type>
      <type>
        <code value="CodeableConcept" />
      </type>
      <type>
        <code value="string" />
      </type>
      <type>
        <code value="boolean" />
      </type>
      <type>
        <code value="integer" />
      </type>
      <type>
        <code value="Range" />
      </type>
      <type>
        <code value="Ratio" />
      </type>
      <type>
        <code value="SampledData" />
      </type>
      <type>
        <code value="time" />
      </type>
      <type>
        <code value="dateTime" />
      </type>
      <type>
        <code value="Period" />
      </type>
      <constraint>
        <key value="obs-value-1" />
        <severity value="error" />
        <human value="if value[x] is present, Observation.extension:ObservationValueAttachment SHALL be blank" />
      </constraint>
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBX.5, OBX.2" />
        <comment value="Value[x].value maps to OBX.5. Type of value[x] maps to OBX.2. OBX.2=NM maps to valueQuantity, OBX.2=CE maps to valueCodeableConcept, OBX.2=ST maps to valueString, OBX.2=FT, ST or TX maps to valueString, OBX.2=SN maps to valueQuantity (if OBX.5.1 contains a comparator), or valueRange (if OBX.5.3 is '-'') or valueRatio (if OBX.5.3 is ':' and OBX.5.1 is empty), or map to valueString with all OBX.5 subfields concatenated if OBX.5.3 is not &quot;-&quot;.  OBX.2=TM maps to valueTime, OBX.2=DT or TS maps to valueDateTime, OBX.2=ED maps to valueAttachment" />
      </mapping>
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBX.6" />
        <comment value="If OBX.2=NM, map OBX.6 to valueQuantity.unit. If OBX.2=FT, ST or TX, Observation.valueString=OBX.5. If OBX.2=SN,  map OBX.6 to to valueQuantity.unit (if OBX.5.1 is not empty and not &quot;-&quot;), or valueRange.low.unit and valueRange.high.unit (if OBX.5.1 is '-'') or valueRatio.numerator.unit and valueRatio.denominator.unit (if OBX.5.1 is ':'), for other OBX.2 type value, do not map OBX.6 to Observation.value" />
      </mapping>
    </element>
    <element id="Observation.value[x]:valueCodeableConcept">
      <path value="Observation.value[x]" />
      <sliceName value="valueCodeableConcept" />
      <type>
        <code value="CodeableConcept" />
      </type>
      <binding>
        <strength value="required" />
        <description value="List of micro organsim codes supported in OLIS" />
        <valueSet value="http://ehealthontario.ca/fhir/ValueSet/ca-on-lab-microorganism-codes" />
      </binding>
    </element>
    <element id="Observation.interpretation">
      <path value="Observation.interpretation" />
      <max value="1" />
      <mustSupport value="true" />
      <binding>
        <strength value="required" />
        <description value="Abnormal observation flags supported by OLIS" />
        <valueSet value="http://ehealthontario.ca/fhir/ValueSet/ca-on-lab-observation-interpretation" />
      </binding>
    </element>
    <element id="Observation.interpretation.coding">
      <path value="Observation.interpretation.coding" />
      <min value="1" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.interpretation.coding.system">
      <path value="Observation.interpretation.coding.system" />
      <min value="1" />
      <fixedUri value="http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.interpretation.coding.code">
      <path value="Observation.interpretation.coding.code" />
      <min value="1" />
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBX.8" />
      </mapping>
    </element>
    <element id="Observation.interpretation.coding.display">
      <path value="Observation.interpretation.coding.display" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.note">
      <path value="Observation.note" />
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="NTE-ZNT" />
      </mapping>
    </element>
    <element id="Observation.note.extension">
      <path value="Observation.note.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <rules value="open" />
      </slicing>
      <min value="1" />
    </element>
    <element id="Observation.note.extension:source-of-comment">
      <path value="Observation.note.extension" />
      <sliceName value="source-of-comment" />
      <min value="1" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-ext-note-source" />
      </type>
    </element>
    <element id="Observation.note.extension:source-of-comment.value[x].coding.code">
      <path value="Observation.note.extension.value[x].coding.code" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="NTE.2" />
        <comment value="valueCodeableConcept.coding.code will be &quot;L&quot;, &quot;P&quot;, or &quot;O&quot;" />
      </mapping>
    </element>
    <element id="Observation.note.author[x]">
      <path value="Observation.note.author[x]" />
      <min value="1" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-profile-Organization" />
      </type>
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="ZNT.1 (Source Organization)" />
        <comment value="Reference value SHALL point to an organization identified by the license in the bundle" />
      </mapping>
    </element>
    <element id="Observation.note.author[x].reference">
      <path value="Observation.note.author[x].reference" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.note.text">
      <path value="Observation.note.text" />
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="NTE.3" />
      </mapping>
    </element>
    <element id="Observation.method">
      <path value="Observation.method" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.method.text">
      <path value="Observation.method.text" />
      <min value="1" />
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBX.17" />
      </mapping>
    </element>
    <element id="Observation.specimen">
      <path value="Observation.specimen" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-profile-Specimen" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Observation.specimen.reference">
      <path value="Observation.specimen.reference" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.referenceRange">
      <path value="Observation.referenceRange" />
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBX.6, OBX.7" />
        <comment value="If OBX.2 is ED, TM, TS, or DT, do not map OBX.6 and follow ReferenceRange.low.value and Referencerange.high.value mapping. For any OBX.2 type, if OBX.6 is present and OBX.7 is blank, map OBX.6 to ReferenceRange.low.unit and ReferenceRange.high.unit. No other fields in ReferenceRange will be populated." />
      </mapping>
    </element>
    <element id="Observation.referenceRange.low">
      <path value="Observation.referenceRange.low" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.referenceRange.low.value">
      <path value="Observation.referenceRange.low.value" />
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBX.7" />
        <comment value="If OBX.2 = NM, SN, and if OBX.7 does not contain a comparator, leave this blank and map OBX.6 to unit. For numeric values, map to lower limit (when both lower and upper limits are defined, e.g. for Potassium 3.5-4.5) or &gt;lower limit (if no upper limit, e.g. &gt;15)" />
      </mapping>
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBX.7" />
        <comment value="If OBX.2 = TX, ST, or FT, and if OBX.7 does not contain a comparator, leave this blank and map OBX.6 to unit. For numeric values, map to lower limit (when both lower and upper limits are defined, e.g. for Potassium 3.5-4.5) or &gt;lower limit (if no upper limit, e.g. &gt;15)" />
      </mapping>
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBX.7" />
        <comment value="If OBX.2 = CE,DT,TS,TM or ED, and if OBX.7 does not contain a comparator, leave this blank. For numeric values, map to lower limit (when both lower and upper limits are defined, e.g. for Potassium 3.5-4.5) or &gt;lower limit (if no upper limit, e.g. &gt;15)" />
      </mapping>
    </element>
    <element id="Observation.referenceRange.low.unit">
      <path value="Observation.referenceRange.low.unit" />
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBX.6" />
        <comment value="skip if OBX.2 = CE, DT, TM, TS or ED" />
      </mapping>
    </element>
    <element id="Observation.referenceRange.high">
      <path value="Observation.referenceRange.high" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.referenceRange.high.value">
      <path value="Observation.referenceRange.high.value" />
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBX.7" />
        <comment value="If OBX.2=NM or SN, and if OBX.7 does not contain a comparator, leave this blank and map OBX.6 to unit.  For numeric values, map to upper limit (when both lower and upper limits are defined, e.g. for Potassium 3.5-4.5) or &lt; upper limit (if no lower limit, e.g. &lt;15)" />
      </mapping>
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBX.7" />
        <comment value="If OBX.2 = TX,ST or FT, and if OBX.7 does not contain a comparator, leave this blank and map OBX.6 to unit.  For numeric values, map to upper limit (when both lower and upper limits are defined, e.g. for Potassium 3.5-4.5) or &lt; upper limit (if no lower limit, e.g. &lt;15)" />
      </mapping>
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBX.7" />
        <comment value="If OBX.2=CE,DT,TS,TM or ED, and if OBX.7 does not contain a comparator, leave this blank.  For numeric values, map to upper limit (when both lower and upper limits are defined, e.g. for Potassium 3.5-4.5) or &lt; upper limit (if no lower limit, e.g. &lt;15)" />
      </mapping>
    </element>
    <element id="Observation.referenceRange.high.unit">
      <path value="Observation.referenceRange.high.unit" />
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBX.6" />
        <comment value="skip if OBX.2 = CE, DT, TM, TS or ED" />
      </mapping>
    </element>
    <element id="Observation.referenceRange.appliesTo">
      <path value="Observation.referenceRange.appliesTo" />
      <comment value="Not populated if" />
      <max value="2" />
      <mustSupport value="true" />
      <binding>
        <strength value="required" />
        <valueSet value="http://ehealthontario.ca/fhir/ValueSet/ca-on-lab-observation-abnormal-nature" />
      </binding>
    </element>
    <element id="Observation.referenceRange.appliesTo.coding">
      <path value="Observation.referenceRange.appliesTo.coding" />
      <min value="1" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.referenceRange.appliesTo.coding.system">
      <path value="Observation.referenceRange.appliesTo.coding.system" />
      <min value="1" />
      <fixedUri value="http://terminology.hl7.org/CodeSystem/v2-0080" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.referenceRange.appliesTo.coding.code">
      <path value="Observation.referenceRange.appliesTo.coding.code" />
      <min value="1" />
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBX.10" />
      </mapping>
    </element>
    <element id="Observation.referenceRange.appliesTo.coding.display">
      <path value="Observation.referenceRange.appliesTo.coding.display" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.referenceRange.text">
      <path value="Observation.referenceRange.text" />
      <mustSupport value="true" />
      <mapping>
        <identity value="OLIS-HL7-V2" />
        <map value="OBX.7" />
        <comment value="Always mapped to OBX.7 value" />
      </mapping>
    </element>
  </differential>
</StructureDefinition>