{
  "resourceType": "StructureDefinition",
  "id": "c26d542f-2f19-4ee9-a4de-fc4c5c6863b3",
  "meta": {
    "lastUpdated": "2020-01-10T14:29:07.629+00:00"
  },
  "url": "http://digen.nublar.de/fhir/StructureDefinition/DigenDocumentReferenceAbstract",
  "name": "DigenDocumentReferenceAbstract",
  "status": "draft",
  "date": "2020-01-10T14:29:07.3896795+00:00",
  "fhirVersion": "3.0.1",
  "mapping": [
    {
      "identity": "rim",
      "uri": "http://hl7.org/v3",
      "name": "RIM Mapping"
    },
    {
      "identity": "w5",
      "uri": "http://hl7.org/fhir/w5",
      "name": "W5 Mapping"
    },
    {
      "identity": "v2",
      "uri": "http://hl7.org/v2",
      "name": "HL7 v2 Mapping"
    },
    {
      "identity": "xds",
      "uri": "http://ihe.net/xds",
      "name": "XDS metadata equivalent"
    }
  ],
  "kind": "resource",
  "abstract": true,
  "type": "DocumentReference",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/DocumentReference",
  "derivation": "constraint",
  "snapshot": {
    "element": [
      {
        "id": "DocumentReference",
        "path": "DocumentReference",
        "short": "A reference to a document",
        "definition": "A reference to a document.",
        "comment": "Usually, this is used for documents other than those defined by FHIR.",
        "min": 0,
        "max": "*",
        "base": {
          "path": "Resource",
          "min": 0,
          "max": "*"
        },
        "constraint": [
          {
            "key": "dom-2",
            "severity": "error",
            "human": "If the resource is contained in another resource, it SHALL NOT contain nested Resources",
            "expression": "contained.contained.empty()",
            "xpath": "not(parent::f:contained and f:contained)",
            "source": "http://hl7.org/fhir/StructureDefinition/DomainResource"
          },
          {
            "key": "dom-1",
            "severity": "error",
            "human": "If the resource is contained in another resource, it SHALL NOT contain any narrative",
            "expression": "contained.text.empty()",
            "xpath": "not(parent::f:contained and f:text)",
            "source": "http://hl7.org/fhir/StructureDefinition/DomainResource"
          },
          {
            "key": "dom-4",
            "severity": "error",
            "human": "If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated",
            "expression": "contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()",
            "xpath": "not(exists(f:contained/*/f:meta/f:versionId)) and not(exists(f:contained/*/f:meta/f:lastUpdated))",
            "source": "http://hl7.org/fhir/StructureDefinition/DomainResource"
          },
          {
            "key": "dom-3",
            "severity": "error",
            "human": "If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource",
            "expression": "contained.where(('#'+id in %resource.descendants().reference).not()).empty()",
            "xpath": "not(exists(for $id in f:contained/*/@id return $id[not(ancestor::f:contained/parent::*/descendant::f:reference/@value=concat('#', $id))]))",
            "source": "http://hl7.org/fhir/StructureDefinition/DomainResource"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "Entity. Role, or Act"
          },
          {
            "identity": "rim",
            "map": "Document[classCode=\"DOC\" and moodCode=\"EVN\"]"
          },
          {
            "identity": "w5",
            "map": "infrastructure.documents"
          }
        ]
      },
      {
        "id": "DocumentReference.id",
        "path": "DocumentReference.id",
        "short": "Logical id of this artifact",
        "definition": "The logical id of the resource, as used in the URL for the resource. Once assigned, this value never changes.",
        "comment": "The only time that a resource does not have an id is when it is being submitted to the server using a create operation.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Resource.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "id"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "DocumentReference.meta",
        "path": "DocumentReference.meta",
        "short": "Metadata about the resource",
        "definition": "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": 0,
        "max": "1",
        "base": {
          "path": "Resource.meta",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Meta"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "DocumentReference.meta.id",
        "path": "DocumentReference.meta.id",
        "representation": [
          "xmlAttr"
        ],
        "short": "xml:id (or equivalent in JSON)",
        "definition": "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment": "Note that FHIR strings may not exceed 1MB in size",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "DocumentReference.meta.extension",
        "path": "DocumentReference.meta.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "description": "Extensions are always sliced by (at least) url",
          "rules": "open"
        },
        "short": "Additional Content defined by implementations",
        "definition": "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.",
        "comment": "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": [
          "extensions",
          "user content"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "DocumentReference.meta.versionId",
        "path": "DocumentReference.meta.versionId",
        "short": "Version specific identifier",
        "definition": "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.",
        "comment": "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": 0,
        "max": "1",
        "base": {
          "path": "Meta.versionId",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "id"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "DocumentReference.meta.lastUpdated",
        "path": "DocumentReference.meta.lastUpdated",
        "short": "When the resource version last changed",
        "definition": "When the resource last changed - e.g. when the version changed.",
        "comment": "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": 0,
        "max": "1",
        "base": {
          "path": "Meta.lastUpdated",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "instant"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "DocumentReference.meta.profile",
        "path": "DocumentReference.meta.profile",
        "short": "Profiles this resource claims to conform to",
        "definition": "A list of profiles (references to [StructureDefinition](structuredefinition.html#) resources) that this resource claims to conform to. The URL is a reference to [StructureDefinition.url]().",
        "comment": "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": 0,
        "max": "*",
        "base": {
          "path": "Meta.profile",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "uri"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "DocumentReference.meta.security",
        "path": "DocumentReference.meta.security",
        "short": "Security Labels applied to this resource",
        "definition": "Security labels applied to this resource. These tags connect specific resources to the overall security policy and infrastructure.",
        "comment": "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": 0,
        "max": "*",
        "base": {
          "path": "Meta.security",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Coding"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "SecurityLabels"
            }
          ],
          "strength": "extensible",
          "description": "Security Labels from the Healthcare Privacy and Security Classification System.",
          "valueSetReference": {
            "reference": "http://hl7.org/fhir/ValueSet/security-labels"
          }
        },
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "CE/CNE/CWE subset one of the sets of component 1-3 or 4-6"
          },
          {
            "identity": "rim",
            "map": "CV"
          },
          {
            "identity": "orim",
            "map": "fhir:Coding rdfs:subClassOf dt:CDCoding"
          }
        ]
      },
      {
        "id": "DocumentReference.meta.tag",
        "path": "DocumentReference.meta.tag",
        "short": "Tags applied to this resource",
        "definition": "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.",
        "comment": "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": 0,
        "max": "0",
        "base": {
          "path": "Meta.tag",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Coding"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "Tags"
            }
          ],
          "strength": "example",
          "description": "Codes that represent various types of tags, commonly workflow-related; e.g. \"Needs review by Dr. Jones\"",
          "valueSetReference": {
            "reference": "http://hl7.org/fhir/ValueSet/common-tags"
          }
        },
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "CE/CNE/CWE subset one of the sets of component 1-3 or 4-6"
          },
          {
            "identity": "rim",
            "map": "CV"
          },
          {
            "identity": "orim",
            "map": "fhir:Coding rdfs:subClassOf dt:CDCoding"
          }
        ]
      },
      {
        "id": "DocumentReference.implicitRules",
        "path": "DocumentReference.implicitRules",
        "short": "A set of rules under which this content was created",
        "definition": "A reference to a set of rules that were followed when the resource was constructed, and which must be understood when processing the content.",
        "comment": "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. \n\nThis element is labelled as a modifier because the implicit rules may provide additional knowledge about the resource that modifies it's meaning or interpretation.",
        "min": 0,
        "max": "0",
        "base": {
          "path": "Resource.implicitRules",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "uri"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isModifier": true,
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "DocumentReference.language",
        "path": "DocumentReference.language",
        "short": "Language of the resource content",
        "definition": "The base language in which the resource is written.",
        "comment": "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": 0,
        "max": "1",
        "base": {
          "path": "Resource.language",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "code"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-maxValueSet",
              "valueReference": {
                "reference": "http://hl7.org/fhir/ValueSet/all-languages"
              }
            },
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "Language"
            }
          ],
          "strength": "extensible",
          "description": "A human language.",
          "valueSetReference": {
            "reference": "http://hl7.org/fhir/ValueSet/languages"
          }
        },
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "DocumentReference.text",
        "path": "DocumentReference.text",
        "short": "Text summary of the resource, for human interpretation",
        "definition": "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 \"clinically safe\" for a human to just read the narrative. Resource definitions may define what content should be represented in the narrative to ensure clinical safety.",
        "comment": "Contained resources do not have narrative. Resources that are not contained SHOULD have a narrative. In some cases, a resource may only have text with little or no additional discrete data (as long as all minOccurs=1 elements are satisfied).  This may be necessary for data from legacy systems where information is captured as a \"text blob\" or where text is additionally entered raw or narrated and encoded in formation is added later.",
        "alias": [
          "narrative",
          "html",
          "xhtml",
          "display"
        ],
        "min": 0,
        "max": "1",
        "base": {
          "path": "DomainResource.text",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Narrative"
          }
        ],
        "condition": [
          "ele-1",
          "dom-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "N/A"
          },
          {
            "identity": "rim",
            "map": "Act.text?"
          }
        ]
      },
      {
        "id": "DocumentReference.contained",
        "path": "DocumentReference.contained",
        "short": "Contained, inline Resources",
        "definition": "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.",
        "comment": "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": [
          "inline resources",
          "anonymous resources",
          "contained resources"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "DomainResource.contained",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Resource"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "Entity. Role, or Act"
          },
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "DocumentReference.extension",
        "path": "DocumentReference.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "description": "Extensions are always sliced by (at least) url",
          "rules": "open"
        },
        "short": "Additional Content defined by implementations",
        "definition": "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.",
        "comment": "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": [
          "extensions",
          "user content"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "DomainResource.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "DocumentReference.modifierExtension",
        "path": "DocumentReference.modifierExtension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "description": "Extensions are always sliced by (at least) url",
          "rules": "open"
        },
        "short": "Extensions that cannot be ignored",
        "definition": "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.",
        "comment": "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": [
          "extensions",
          "user content"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "DomainResource.modifierExtension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "DocumentReference.masterIdentifier",
        "path": "DocumentReference.masterIdentifier",
        "short": "DocumentEntry.uniqeID",
        "definition": "Document identifier as assigned by the source of the document. This identifier is specific to this version of the document. This unique identifier may be used elsewhere to identify this version of the document.",
        "comment": "CDA Document Id extension and root.",
        "requirements": "The structure and format of this Id shall be consistent with the specification corresponding to the formatCode attribute. (e.g. for a DICOM standard document a 64-character numeric UID, for an HL7 CDA format a serialization of the CDA Document Id extension and root in the form \"oid^extension\", where OID is a 64 digits max, and the Id is a 16 UTF-8 char max. If the OID is coded without the extension then the '^' character shall not be included.).",
        "min": 1,
        "max": "1",
        "base": {
          "path": "DocumentReference.masterIdentifier",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Identifier"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "mustSupport": true,
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "CX / EI (occasionally, more often EI maps to a resource id or a URL)"
          },
          {
            "identity": "rim",
            "map": "II - see see identifier pattern at http://wiki.hl7.org/index.php?title=Common_Design_Patterns#Identifier_Pattern for relevant discussion. The Identifier class is a little looser than the v3 type II because it allows URIs as well as registered OIDs or GUIDs.  Also maps to Role[classCode=IDENT]"
          },
          {
            "identity": "servd",
            "map": "Identifier"
          },
          {
            "identity": "v2",
            "map": "TXA-12"
          },
          {
            "identity": "rim",
            "map": ".id"
          },
          {
            "identity": "xds",
            "map": "DocumentEntry.uniqueId"
          },
          {
            "identity": "w5",
            "map": "id"
          }
        ]
      },
      {
        "id": "DocumentReference.identifier",
        "path": "DocumentReference.identifier",
        "short": "DocumentEntry.entryUUID",
        "definition": "Other identifiers associated with the document, including version independent identifiers.",
        "comment": "When the DocumentReference.identifier carries the entryUUID then the DocumentReference.identifier.use shall be ‘official’",
        "min": 0,
        "max": "*",
        "base": {
          "path": "DocumentReference.identifier",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Identifier"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "mustSupport": true,
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "CX / EI (occasionally, more often EI maps to a resource id or a URL)"
          },
          {
            "identity": "rim",
            "map": "II - see see identifier pattern at http://wiki.hl7.org/index.php?title=Common_Design_Patterns#Identifier_Pattern for relevant discussion. The Identifier class is a little looser than the v3 type II because it allows URIs as well as registered OIDs or GUIDs.  Also maps to Role[classCode=IDENT]"
          },
          {
            "identity": "servd",
            "map": "Identifier"
          },
          {
            "identity": "v2",
            "map": "TXA-16?"
          },
          {
            "identity": "rim",
            "map": ".id / .setId"
          },
          {
            "identity": "xds",
            "map": "DocumentEntry.entryUUID"
          },
          {
            "identity": "w5",
            "map": "id"
          }
        ]
      },
      {
        "id": "DocumentReference.status",
        "path": "DocumentReference.status",
        "short": "DocumentEntry.availabilityStatus",
        "definition": "approved -> status=current\r\ndeprecated -> status=superseded",
        "comment": "This is the status of the DocumentReference object, which might be independent from the docStatus element.\n\nThis element is labeled as a modifier because the status contains the codes that mark the document or reference as not currently valid.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "DocumentReference.status",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "code"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isModifier": true,
        "isSummary": true,
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "DocumentReferenceStatus"
            }
          ],
          "strength": "required",
          "description": "The status of the document reference.",
          "valueSetReference": {
            "reference": "http://hl7.org/fhir/ValueSet/document-reference-status"
          }
        },
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "TXA-19"
          },
          {
            "identity": "rim",
            "map": "interim: .completionCode=\"IN\" & ./statusCode[isNormalDatatype()]=\"active\";  final: .completionCode=\"AU\" &&  ./statusCode[isNormalDatatype()]=\"complete\" and not(./inboundRelationship[typeCode=\"SUBJ\" and isNormalActRelationship()]/source[subsumesCode(\"ActClass#CACT\") and moodCode=\"EVN\" and domainMember(\"ReviseDocument\", code) and isNormalAct()]);  amended: .completionCode=\"AU\" &&  ./statusCode[isNormalDatatype()]=\"complete\" and ./inboundRelationship[typeCode=\"SUBJ\" and isNormalActRelationship()]/source[subsumesCode(\"ActClass#CACT\") and moodCode=\"EVN\" and domainMember(\"ReviseDocument\", code) and isNormalAct() and statusCode=\"completed\"];  withdrawn : .completionCode=NI &&  ./statusCode[isNormalDatatype()]=\"obsolete\""
          },
          {
            "identity": "xds",
            "map": "DocumentEntry status"
          },
          {
            "identity": "w5",
            "map": "status"
          }
        ]
      },
      {
        "id": "DocumentReference.docStatus",
        "path": "DocumentReference.docStatus",
        "short": "preliminary | final | appended | amended | entered-in-error",
        "definition": "The status of the underlying document.",
        "comment": "The document that is pointed to might be in various lifecycle states.",
        "min": 0,
        "max": "0",
        "base": {
          "path": "DocumentReference.docStatus",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "code"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "ReferredDocumentStatus"
            }
          ],
          "strength": "required",
          "description": "Status of the underlying document.",
          "valueSetReference": {
            "reference": "http://hl7.org/fhir/ValueSet/composition-status"
          }
        },
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "TXA-17"
          },
          {
            "identity": "rim",
            "map": ".statusCode"
          },
          {
            "identity": "w5",
            "map": "status"
          }
        ]
      },
      {
        "id": "DocumentReference.type",
        "path": "DocumentReference.type",
        "short": "DocumentEntry.typeCode",
        "definition": "typeCode (XDSDocumentEntry) A low-level classification of XDS Documents within a classCode that describes class, event, specialty, and setting.",
        "comment": "Key metadata element describing the document, used in searching/filtering.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "DocumentReference.type",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "CodeableConcept"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "mustSupport": true,
        "isSummary": true,
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "DocumentC80Type"
            }
          ],
          "strength": "preferred",
          "description": "typeCode (XDSDocumentEntry) A low-level classification of XDS Documents within a classCode that describes class, event, specialty, and setting.",
          "valueSetUri": "http://ihe-d.de/ValueSets/IHEXDStypeCode"
        },
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "CE/CNE/CWE"
          },
          {
            "identity": "rim",
            "map": "CD"
          },
          {
            "identity": "orim",
            "map": "fhir:CodeableConcept rdfs:subClassOf dt:CD"
          },
          {
            "identity": "v2",
            "map": "TXA-2"
          },
          {
            "identity": "rim",
            "map": "./code"
          },
          {
            "identity": "xds",
            "map": "DocumentEntry.type"
          },
          {
            "identity": "w5",
            "map": "class"
          }
        ]
      },
      {
        "id": "DocumentReference.class",
        "path": "DocumentReference.class",
        "short": "DocumentEntry.classCode",
        "definition": "classCode (XDSDocumentEntry) A high-level classification of XDS Documents that indicates the kind of document, e.g., report, summary, note, consent.",
        "comment": "This is a metadata field from [XDS/MHD](http://wiki.ihe.net/index.php?title=Mobile_access_to_Health_Documents_(MHD)).",
        "requirements": "Helps humans to assess whether the document is of interest when viewing a list of documents.",
        "alias": [
          "kind"
        ],
        "min": 0,
        "max": "1",
        "base": {
          "path": "DocumentReference.class",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "CodeableConcept"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "mustSupport": true,
        "isSummary": true,
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "DocumentC80Class"
            }
          ],
          "strength": "preferred",
          "description": "classCode (XDSDocumentEntry) A high-level classification of XDS Documents that indicates the kind of document, e.g., report, summary, note, consent.",
          "valueSetUri": "http://ihe-d.de/ValueSets/IHEXDSclassCode"
        },
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "CE/CNE/CWE"
          },
          {
            "identity": "rim",
            "map": "CD"
          },
          {
            "identity": "orim",
            "map": "fhir:CodeableConcept rdfs:subClassOf dt:CD"
          },
          {
            "identity": "rim",
            "map": ".outboundRelationship[typeCode=\"COMP].target[classCode=\"LIST\", moodCode=\"EVN\"].code"
          },
          {
            "identity": "xds",
            "map": "DocumentEntry.class"
          },
          {
            "identity": "w5",
            "map": "class"
          }
        ]
      },
      {
        "id": "DocumentReference.subject",
        "path": "DocumentReference.subject",
        "short": "DocumentEntry.patientId",
        "definition": "Who or what the document is about. The document can be about a person, (patient or healthcare practitioner), a device (e.g. a machine) or even a group of subjects (such as a document about a herd of farm animals, or a set of patients that share a common exposure).",
        "comment": "Not a contained resource. URL Points to an existing Patient Resource representing the XDS Affinity Domain Patient.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "DocumentReference.subject",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Reference",
            "targetProfile": "http://hl7.org/fhir/StructureDefinition/Patient",
            "aggregation": [
              "referenced"
            ]
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Reference"
          },
          {
            "key": "ref-1",
            "severity": "error",
            "human": "SHALL have a contained resource if a local reference is provided",
            "expression": "reference.exists() implies (reference.startsWith('#').not() or (reference.substring(1).trace('url') in %rootResource.contained.id.trace('ids')) or (reference='#' and %rootResource!=%resource))",
            "xpath": "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Reference"
          }
        ],
        "mustSupport": true,
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "The target of a resource reference is a RIM entry point (Act, Role, or Entity)"
          },
          {
            "identity": "v2",
            "map": "PID-3 (No standard way to define a Practitioner or Group subject in HL7 v2 MDM message)"
          },
          {
            "identity": "rim",
            "map": ".participation[typeCode=\"SBJ\"].role[typeCode=\"PAT\"]"
          },
          {
            "identity": "xds",
            "map": "DocumentEntry.patientId"
          },
          {
            "identity": "w5",
            "map": "who.focus"
          }
        ]
      },
      {
        "id": "DocumentReference.created",
        "path": "DocumentReference.created",
        "short": "Document creation time",
        "definition": "When the document was created.",
        "comment": "Creation time is used for tracking, organizing versions and searching. This is the creation time of the document, not the source material on which it is based.",
        "min": 0,
        "max": "0",
        "base": {
          "path": "DocumentReference.created",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "dateTime"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "TXA-6"
          },
          {
            "identity": "rim",
            "map": ".effectiveTime[type=\"TS\"]"
          },
          {
            "identity": "xds",
            "map": "DocumentEntry.submissionTime"
          },
          {
            "identity": "w5",
            "map": "when.done"
          }
        ]
      },
      {
        "id": "DocumentReference.indexed",
        "path": "DocumentReference.indexed",
        "short": "DocumentEntry.creationTime",
        "definition": "When the document reference was created.",
        "comment": "Referencing/indexing time is used for tracking, organizing versions and searching.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "DocumentReference.indexed",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "instant"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "mustSupport": true,
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": ".availabilityTime[type=\"TS\"]"
          },
          {
            "identity": "xds",
            "map": "DocumentEntry.submissionTime"
          },
          {
            "identity": "w5",
            "map": "when.recorded"
          }
        ]
      },
      {
        "id": "DocumentReference.author",
        "path": "DocumentReference.author",
        "short": "Who and/or what authored the document",
        "definition": "DocumentEntry.authorPerson, DocumentEntry.authorInstitution, (authorDevice)",
        "comment": "Contained resource of type Practitioner with: authorInstitution: Organization; authorPerson: Practitioner.identifier and Practitioner.name;  authorRole: Not supported in STU3; authorSpecialty: Practitioner.qualification; authorTelecommunication: Practitioner.telecom",
        "min": 0,
        "max": "*",
        "base": {
          "path": "DocumentReference.author",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Reference",
            "targetProfile": "http://hl7.org/fhir/StructureDefinition/Practitioner",
            "aggregation": [
              "contained"
            ]
          },
          {
            "code": "Reference",
            "targetProfile": "http://hl7.org/fhir/StructureDefinition/Organization",
            "aggregation": [
              "contained"
            ]
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Reference"
          },
          {
            "key": "ref-1",
            "severity": "error",
            "human": "SHALL have a contained resource if a local reference is provided",
            "expression": "reference.exists() implies (reference.startsWith('#').not() or (reference.substring(1).trace('url') in %rootResource.contained.id.trace('ids')) or (reference='#' and %rootResource!=%resource))",
            "xpath": "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Reference"
          }
        ],
        "mustSupport": true,
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "The target of a resource reference is a RIM entry point (Act, Role, or Entity)"
          },
          {
            "identity": "v2",
            "map": "TXA-9 (No standard way to indicate a Device in HL7 v2 MDM message)"
          },
          {
            "identity": "rim",
            "map": ".participation[typeCode=\"AUT\"].role[classCode=\"ASSIGNED\"]"
          },
          {
            "identity": "xds",
            "map": "DocumentEntry.author"
          },
          {
            "identity": "w5",
            "map": "who.author"
          }
        ]
      },
      {
        "id": "DocumentReference.authenticator",
        "path": "DocumentReference.authenticator",
        "short": "DocumentEntry.legalAuthenticator",
        "definition": "Which person or organization authenticates that this document is valid.",
        "comment": "Represents a participant within the author institution who has legally authenticated or attested the document. Legal authentication implies that a document has been signed manually or electronically by the legal Authenticator; Contained resource",
        "min": 0,
        "max": "1",
        "base": {
          "path": "DocumentReference.authenticator",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Reference",
            "targetProfile": "http://hl7.org/fhir/StructureDefinition/Practitioner",
            "aggregation": [
              "contained"
            ]
          },
          {
            "code": "Reference",
            "targetProfile": "http://hl7.org/fhir/StructureDefinition/Organization",
            "aggregation": [
              "contained"
            ]
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Reference"
          },
          {
            "key": "ref-1",
            "severity": "error",
            "human": "SHALL have a contained resource if a local reference is provided",
            "expression": "reference.exists() implies (reference.startsWith('#').not() or (reference.substring(1).trace('url') in %rootResource.contained.id.trace('ids')) or (reference='#' and %rootResource!=%resource))",
            "xpath": "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Reference"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "The target of a resource reference is a RIM entry point (Act, Role, or Entity)"
          },
          {
            "identity": "v2",
            "map": "TXA-10"
          },
          {
            "identity": "rim",
            "map": ".participation[typeCode=\"AUTHEN\"].role[classCode=\"ASSIGNED\"]"
          },
          {
            "identity": "xds",
            "map": "DocumentEntry.legalAuthenticator"
          },
          {
            "identity": "w5",
            "map": "who.witness"
          }
        ]
      },
      {
        "id": "DocumentReference.custodian",
        "path": "DocumentReference.custodian",
        "short": "DocumentEntry.homeCommunityId",
        "definition": "Identifies the organization or group who is responsible for ongoing maintenance of and access to the document.",
        "comment": "Contains the OID of the Home Community ID",
        "min": 0,
        "max": "1",
        "base": {
          "path": "DocumentReference.custodian",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Reference",
            "targetProfile": "http://hl7.org/fhir/StructureDefinition/Organization"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Reference"
          },
          {
            "key": "ref-1",
            "severity": "error",
            "human": "SHALL have a contained resource if a local reference is provided",
            "expression": "reference.exists() implies (reference.startsWith('#').not() or (reference.substring(1).trace('url') in %rootResource.contained.id.trace('ids')) or (reference='#' and %rootResource!=%resource))",
            "xpath": "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Reference"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "The target of a resource reference is a RIM entry point (Act, Role, or Entity)"
          },
          {
            "identity": "rim",
            "map": ".participation[typeCode=\"RCV\"].role[classCode=\"CUST\"].scoper[classCode=\"ORG\" and determinerCode=\"INST\"]"
          }
        ]
      },
      {
        "id": "DocumentReference.relatesTo",
        "path": "DocumentReference.relatesTo",
        "short": "DocumentEntry.Relationship",
        "definition": "Relationships that this document has with other document references that already exist.",
        "comment": "This element is labeled as a modifier because documents that append to other documents are incomplete on their own.",
        "min": 0,
        "max": "*",
        "base": {
          "path": "DocumentReference.relatesTo",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "BackboneElement"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "mustSupport": true,
        "isModifier": true,
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": ".outboundRelationship"
          }
        ]
      },
      {
        "id": "DocumentReference.relatesTo.id",
        "path": "DocumentReference.relatesTo.id",
        "representation": [
          "xmlAttr"
        ],
        "short": "xml:id (or equivalent in JSON)",
        "definition": "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment": "Note that FHIR strings may not exceed 1MB in size",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "DocumentReference.relatesTo.extension",
        "path": "DocumentReference.relatesTo.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "description": "Extensions are always sliced by (at least) url",
          "rules": "open"
        },
        "short": "Additional Content defined by implementations",
        "definition": "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.",
        "comment": "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": [
          "extensions",
          "user content"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "DocumentReference.relatesTo.modifierExtension",
        "path": "DocumentReference.relatesTo.modifierExtension",
        "short": "Extensions that cannot be ignored",
        "definition": "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.",
        "comment": "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": [
          "extensions",
          "user content",
          "modifiers"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "BackboneElement.modifierExtension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier": true,
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "DocumentReference.relatesTo.code",
        "path": "DocumentReference.relatesTo.code",
        "short": "DocumentEntry.RelationshipType",
        "definition": "The type of relationship that this document has with anther document. (replaces | transforms | signs | appends)",
        "comment": "If this document appends another document, then the document cannot be fully understood without also accessing the referenced document.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "DocumentReference.relatesTo.code",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "code"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "DocumentRelationshipType"
            }
          ],
          "strength": "required",
          "description": "The type of relationship between documents.",
          "valueSetReference": {
            "reference": "http://hl7.org/fhir/ValueSet/document-relationship-type"
          }
        },
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": ".outboundRelationship.typeCode"
          },
          {
            "identity": "xds",
            "map": "DocumentEntry Associations type"
          }
        ]
      },
      {
        "id": "DocumentReference.relatesTo.target",
        "path": "DocumentReference.relatesTo.target",
        "short": "DocumentEntry.relationship",
        "definition": "The target document of this relationship.",
        "comment": "References SHALL be a reference to an actual FHIR resource, and SHALL be resolveable (allowing for access control, temporary unavailability, etc). Resolution can be either by retrieval from the URL, or, where applicable by resource type, by treating an absolute reference as a canonical URL and looking it up in a local registry/repository.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "DocumentReference.relatesTo.target",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "Reference",
            "targetProfile": "http://hl7.org/fhir/StructureDefinition/DocumentReference"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Reference"
          },
          {
            "key": "ref-1",
            "severity": "error",
            "human": "SHALL have a contained resource if a local reference is provided",
            "expression": "reference.exists() implies (reference.startsWith('#').not() or (reference.substring(1).trace('url') in %rootResource.contained.id.trace('ids')) or (reference='#' and %rootResource!=%resource))",
            "xpath": "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Reference"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "The target of a resource reference is a RIM entry point (Act, Role, or Entity)"
          },
          {
            "identity": "rim",
            "map": ".target[classCode=\"DOC\", moodCode=\"EVN\"].id"
          },
          {
            "identity": "xds",
            "map": "DocumentEntry Associations reference"
          }
        ]
      },
      {
        "id": "DocumentReference.description",
        "path": "DocumentReference.description",
        "short": "DocumentEntry.title",
        "definition": "Human-readable description of the source document. This is sometimes known as the \"title\".",
        "comment": "What the document is about, rather than a terse summary of the document. It is commonly the case that records do not have a title and are collectively referred to by the display name of Record code (e.g. a \"consultation\" or \"progress note\").",
        "requirements": "Helps humans to assess whether the document is of interest.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "DocumentReference.description",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "TXA-25"
          },
          {
            "identity": "rim",
            "map": ".outboundRelationship[typeCode=\"SUBJ\"].target.text"
          },
          {
            "identity": "xds",
            "map": "DocumentEntry.description"
          }
        ]
      },
      {
        "id": "DocumentReference.securityLabel",
        "path": "DocumentReference.securityLabel",
        "short": "DocumentEntry.confidentialityCode",
        "definition": "A set of Security-Tag codes specifying the level of privacy/security of the Document. Note that DocumentReference.meta.security contains the security labels of the \"reference\" to the document, while DocumentReference.securityLabel contains a snapshot of the security labels on the document the reference refers to.",
        "comment": "Note: This is NOT the DocumentReference.meta, as that holds the meta tags for the DocumentReference itself.",
        "requirements": "Use of the Health Care Privacy/Security Classification (HCS) system of security-tag use is recommended.",
        "min": 0,
        "max": "*",
        "base": {
          "path": "DocumentReference.securityLabel",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "CodeableConcept"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "mustSupport": true,
        "isSummary": true,
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "SecurityLabels"
            }
          ],
          "strength": "extensible",
          "description": "confidentialityCode (XDSDocumentEntry) The code specifying the level of confidentiality of an XDS Document.",
          "valueSetUri": "http://ihe-d.de/ValueSets/IHEXDSconfidentialityCode"
        },
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "CE/CNE/CWE"
          },
          {
            "identity": "rim",
            "map": "CD"
          },
          {
            "identity": "orim",
            "map": "fhir:CodeableConcept rdfs:subClassOf dt:CD"
          },
          {
            "identity": "v2",
            "map": "TXA-18"
          },
          {
            "identity": "rim",
            "map": ".confidentialityCode"
          },
          {
            "identity": "xds",
            "map": "DocumentEntry.confidentialityCode"
          }
        ]
      },
      {
        "id": "DocumentReference.content",
        "path": "DocumentReference.content",
        "short": "Document referenced",
        "definition": "The document and format referenced. There may be multiple content element repetitions, each with a different format.",
        "min": 1,
        "max": "*",
        "base": {
          "path": "DocumentReference.content",
          "min": 1,
          "max": "*"
        },
        "type": [
          {
            "code": "BackboneElement"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "mustSupport": true,
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "document.text"
          }
        ]
      },
      {
        "id": "DocumentReference.content.id",
        "path": "DocumentReference.content.id",
        "representation": [
          "xmlAttr"
        ],
        "short": "xml:id (or equivalent in JSON)",
        "definition": "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment": "Note that FHIR strings may not exceed 1MB in size",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "DocumentReference.content.extension",
        "path": "DocumentReference.content.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "description": "Extensions are always sliced by (at least) url",
          "rules": "open"
        },
        "short": "Additional Content defined by implementations",
        "definition": "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.",
        "comment": "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": [
          "extensions",
          "user content"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "DocumentReference.content.modifierExtension",
        "path": "DocumentReference.content.modifierExtension",
        "short": "Extensions that cannot be ignored",
        "definition": "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.",
        "comment": "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": [
          "extensions",
          "user content",
          "modifiers"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "BackboneElement.modifierExtension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier": true,
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "DocumentReference.content.attachment",
        "path": "DocumentReference.content.attachment",
        "short": "Where to access the document",
        "definition": "The document or URL of the document along with critical metadata to prove content has integrity.",
        "comment": "When providing a summary view (for example with Observation.value[x]) Attachment should be represented with a brief display text such as \"Attachment\".",
        "min": 1,
        "max": "1",
        "base": {
          "path": "DocumentReference.content.attachment",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "Attachment"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Attachment"
          },
          {
            "key": "att-1",
            "severity": "error",
            "human": "It the Attachment has data, it SHALL have a contentType",
            "expression": "data.empty() or contentType.exists()",
            "xpath": "not(exists(f:data)) or exists(f:contentType)",
            "source": "http://hl7.org/fhir/StructureDefinition/Attachment"
          }
        ],
        "mustSupport": true,
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "ED/RP"
          },
          {
            "identity": "rim",
            "map": "ED"
          },
          {
            "identity": "v2",
            "map": "TXA-3 for mime type"
          },
          {
            "identity": "rim",
            "map": "document.text"
          },
          {
            "identity": "xds",
            "map": "DocumentEntry.mimeType DocumentEntry.languageCode DocumentEntry.URI DocumentEntry.size DocumentEntry.hash DocumentEntry.title"
          }
        ]
      },
      {
        "id": "DocumentReference.content.attachment.id",
        "path": "DocumentReference.content.attachment.id",
        "representation": [
          "xmlAttr"
        ],
        "short": "xml:id (or equivalent in JSON)",
        "definition": "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment": "Note that FHIR strings may not exceed 1MB in size",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "DocumentReference.content.attachment.extension",
        "path": "DocumentReference.content.attachment.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "description": "Extensions are always sliced by (at least) url",
          "rules": "open"
        },
        "short": "Additional Content defined by implementations",
        "definition": "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.",
        "comment": "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": [
          "extensions",
          "user content"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "DocumentReference.content.attachment.contentType",
        "path": "DocumentReference.content.attachment.contentType",
        "short": "DocumentEntry.mimeType",
        "definition": "Identifies the type of the data in the attachment and allows a method to be chosen to interpret or render the data. Includes mime type parameters such as charset where appropriate.",
        "comment": "Note that FHIR strings may not exceed 1MB in size",
        "requirements": "Processors of the data need to be able to know how to interpret the data.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Attachment.contentType",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "code"
          }
        ],
        "example": [
          {
            "label": "General",
            "valueCode": "text/plain; charset=UTF-8, image/png"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "mustSupport": true,
        "isSummary": true,
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "MimeType"
            }
          ],
          "strength": "required",
          "description": "The mime type of an attachment. Any valid mime type is allowed.",
          "valueSetUri": "http://www.rfc-editor.org/bcp/bcp13.txt"
        },
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "ED.2+ED.3/RP.2+RP.3. Note conversion may be needed if old style values are being used"
          },
          {
            "identity": "rim",
            "map": "./mediaType, ./charset"
          }
        ]
      },
      {
        "id": "DocumentReference.content.attachment.language",
        "path": "DocumentReference.content.attachment.language",
        "short": "DocumentEntry.languageCode",
        "definition": "The human language of the content. The value can be any valid value according to BCP 47.",
        "comment": "Note that FHIR strings may not exceed 1MB in size",
        "requirements": "Users need to be able to choose between the languages in a set of attachments.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Attachment.language",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "code"
          }
        ],
        "example": [
          {
            "label": "General",
            "valueCode": "de-DE"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "mustSupport": true,
        "isSummary": true,
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-maxValueSet",
              "valueReference": {
                "reference": "http://hl7.org/fhir/ValueSet/all-languages"
              }
            },
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "Language"
            }
          ],
          "strength": "extensible",
          "description": "A human language.",
          "valueSetReference": {
            "reference": "http://hl7.org/fhir/ValueSet/languages"
          }
        },
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "./language"
          }
        ]
      },
      {
        "id": "DocumentReference.content.attachment.data",
        "path": "DocumentReference.content.attachment.data",
        "short": "Data inline, base64ed",
        "definition": "The actual data of the attachment - a sequence of bytes. In XML, represented using base64.",
        "comment": "The base64-encoded data SHALL be expressed in the same character set as the base resource XML or JSON.",
        "requirements": "The data needs to able to be transmitted inline.",
        "min": 0,
        "max": "0",
        "base": {
          "path": "Attachment.data",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "base64Binary"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "ED.5"
          },
          {
            "identity": "rim",
            "map": "./data"
          }
        ]
      },
      {
        "id": "DocumentReference.content.attachment.url",
        "path": "DocumentReference.content.attachment.url",
        "short": "Uri where the data can be found",
        "definition": "DocumentEntry: retrievable location of the document",
        "comment": "If both data and url are provided, the url SHALL point to the same content as the data contains. Urls may be relative references or may reference transient locations such as a wrapping envelope using cid: though this has ramifications for using signatures. Relative URLs are interpreted relative to the service url, like a resource reference, rather than relative to the resource itself. If a URL is provided, it SHALL resolve to actual data.",
        "requirements": "The data needs to be transmitted by reference.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Attachment.url",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "uri"
          }
        ],
        "example": [
          {
            "label": "General",
            "valueUri": "http://www.acme.com/logo-small.png"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "mustSupport": true,
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "RP.1+RP.2 - if they refer to a URL (see v2.6)"
          },
          {
            "identity": "rim",
            "map": "./reference/literal"
          }
        ]
      },
      {
        "id": "DocumentReference.content.attachment.size",
        "path": "DocumentReference.content.attachment.size",
        "short": "DocumentEntry.size",
        "definition": "The size is calculated on the data prior to base64 encoding, if the data is base64 encoded.",
        "comment": "The number of bytes is redundant if the data is provided as a base64binary, but is useful if the data is provided as a url reference.",
        "requirements": "Representing the size allows applications to determine whether they should fetch the content automatically in advance, or refuse to fetch it at all.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Attachment.size",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "unsignedInt"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "N/A (needs data type R3 proposal)"
          }
        ]
      },
      {
        "id": "DocumentReference.content.attachment.hash",
        "path": "DocumentReference.content.attachment.hash",
        "short": "DocumentEntry.hash",
        "definition": "The IHE Document Sharing metadata element hash holds the SHA1 hash of the document. The hash is encoded in FHIR in base64Binary, whereas in XDS hexbinary is used. The hash is calculated on the data prior to base64 encoding, if the data is base64 encoded.",
        "comment": "The hash is calculated on the data prior to base64 encoding, if the data is based64 encoded.",
        "requirements": "Included so that applications can verify that the contents of a location have not changed and so that a signature of the content can implicitly sign the content of an image without having to include the data in the instance or reference the url in the signature.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Attachment.hash",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "base64Binary"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": ".integrityCheck[parent::ED/integrityCheckAlgorithm=\"SHA-1\"]"
          }
        ]
      },
      {
        "id": "DocumentReference.content.attachment.title",
        "extension": [
          {
            "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean": true
          }
        ],
        "path": "DocumentReference.content.attachment.title",
        "short": "DocumentEntry.comments",
        "definition": "A label or set of text to display in place of the data.",
        "comment": "Note that FHIR strings may not exceed 1MB in size",
        "requirements": "Applications need a label to display to a human user in place of the actual data if the data cannot be rendered or perceived by the viewer.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Attachment.title",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "example": [
          {
            "label": "General",
            "valueString": "Official Corporate Logo"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "./title/data"
          }
        ]
      },
      {
        "id": "DocumentReference.content.attachment.creation",
        "path": "DocumentReference.content.attachment.creation",
        "short": "Date attachment was first created",
        "definition": "The date that the attachment was first created.",
        "requirements": "This is often tracked as an integrity issue for use of the attachment.",
        "min": 0,
        "max": "0",
        "base": {
          "path": "Attachment.creation",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "dateTime"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "N/A (needs data type R3 proposal)"
          }
        ]
      },
      {
        "id": "DocumentReference.content.format",
        "path": "DocumentReference.content.format",
        "short": "Format/content rules for the document",
        "definition": "formatCode (XDSDocumentEntry) Globally unique code specifying the format of an XDS Document. Along with the typeCode, it should provide sufficient information to allow a potential consumer to know if it will be able to process the document.",
        "comment": "Note that while IHE mostly issues URNs for format types, not all documents can be identified by a URI.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "DocumentReference.content.format",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Coding"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "mustSupport": true,
        "isSummary": true,
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "DocumentFormat"
            }
          ],
          "strength": "preferred",
          "description": "formatCode (XDSDocumentEntry) Globally unique code specifying the format of an XDS Document. Along with the typeCode, it should provide sufficient information to allow a potential consumer to know if it will be able to process the document.",
          "valueSetUri": "http://ihe-d.de/ValueSets/IHEXDSformatCodeDE"
        },
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "CE/CNE/CWE subset one of the sets of component 1-3 or 4-6"
          },
          {
            "identity": "rim",
            "map": "CV"
          },
          {
            "identity": "orim",
            "map": "fhir:Coding rdfs:subClassOf dt:CDCoding"
          },
          {
            "identity": "rim",
            "map": "document.text"
          },
          {
            "identity": "xds",
            "map": "DocumentEntry.formatCode"
          }
        ]
      },
      {
        "id": "DocumentReference.context",
        "path": "DocumentReference.context",
        "short": "DocumentEntry.referenceIdList",
        "definition": "When referenceIdList contains an encounter, and a FHIR Encounter is available, it may be referenced.",
        "comment": "These values are primarily added to help with searching for interesting/relevant documents.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "DocumentReference.context",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "BackboneElement"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "outboundRelationship[typeCode=\"SUBJ\"].target[classCode<'ACT']"
          }
        ]
      },
      {
        "id": "DocumentReference.context.id",
        "path": "DocumentReference.context.id",
        "representation": [
          "xmlAttr"
        ],
        "short": "xml:id (or equivalent in JSON)",
        "definition": "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment": "Note that FHIR strings may not exceed 1MB in size",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "DocumentReference.context.extension",
        "path": "DocumentReference.context.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "description": "Extensions are always sliced by (at least) url",
          "rules": "open"
        },
        "short": "Additional Content defined by implementations",
        "definition": "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.",
        "comment": "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": [
          "extensions",
          "user content"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "DocumentReference.context.modifierExtension",
        "path": "DocumentReference.context.modifierExtension",
        "short": "Extensions that cannot be ignored",
        "definition": "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.",
        "comment": "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": [
          "extensions",
          "user content",
          "modifiers"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "BackboneElement.modifierExtension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier": true,
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "DocumentReference.context.encounter",
        "path": "DocumentReference.context.encounter",
        "short": "Context of the document  content",
        "definition": "Describes the clinical encounter or type of care that the document content is associated with.",
        "comment": "References SHALL be a reference to an actual FHIR resource, and SHALL be resolveable (allowing for access control, temporary unavailability, etc). Resolution can be either by retrieval from the URL, or, where applicable by resource type, by treating an absolute reference as a canonical URL and looking it up in a local registry/repository.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "DocumentReference.context.encounter",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Reference",
            "targetProfile": "http://hl7.org/fhir/StructureDefinition/Encounter"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Reference"
          },
          {
            "key": "ref-1",
            "severity": "error",
            "human": "SHALL have a contained resource if a local reference is provided",
            "expression": "reference.exists() implies (reference.startsWith('#').not() or (reference.substring(1).trace('url') in %rootResource.contained.id.trace('ids')) or (reference='#' and %rootResource!=%resource))",
            "xpath": "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Reference"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "The target of a resource reference is a RIM entry point (Act, Role, or Entity)"
          },
          {
            "identity": "rim",
            "map": "unique(highest(./outboundRelationship[typeCode=\"SUBJ\" and isNormalActRelationship()], priorityNumber)/target[moodCode=\"EVN\" and classCode=(\"ENC\", \"PCPR\") and isNormalAct])"
          },
          {
            "identity": "w5",
            "map": "context"
          }
        ]
      },
      {
        "id": "DocumentReference.context.event",
        "path": "DocumentReference.context.event",
        "short": "DocumentEntry.eventCodeList",
        "definition": "This list of codes represents the main clinical acts being documented in an XDS Document.",
        "comment": "An event can further specialize the act inherent in the type, such as  where it is simply \"Procedure Report\" and the procedure was a \"colonoscopy\". If one or more event codes are included, they shall not conflict with the values inherent in the class or type elements as such a conflict would create an ambiguous situation.",
        "min": 0,
        "max": "*",
        "base": {
          "path": "DocumentReference.context.event",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "CodeableConcept"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "DocumentEventType"
            }
          ],
          "strength": "preferred",
          "description": "This list of codes represents the main clinical acts being documented.",
          "valueSetUri": "http://ihe-d.de/ValueSets/IHEXDSeventCodeList"
        },
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "CE/CNE/CWE"
          },
          {
            "identity": "rim",
            "map": "CD"
          },
          {
            "identity": "orim",
            "map": "fhir:CodeableConcept rdfs:subClassOf dt:CD"
          },
          {
            "identity": "rim",
            "map": ".code"
          },
          {
            "identity": "xds",
            "map": "DocumentEntry.eventCodeList"
          }
        ]
      },
      {
        "id": "DocumentReference.context.period",
        "path": "DocumentReference.context.period",
        "short": "Time of service that is being documented",
        "definition": "The time period over which the service that is described by the document was provided.",
        "comment": "This is not a duration - that's a measure of time (a separate type), but a duration that occurs at a fixed value of time. A Period specifies a range of time; the context of use will specify whether the entire range applies (e.g. \"the patient was an inpatient of the hospital for this time range\") or one value from the range applies (e.g. \"give to the patient between these two times\"). If duration is required, specify the type as Interval|Duration.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "DocumentReference.context.period",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Period"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Period"
          },
          {
            "key": "per-1",
            "severity": "error",
            "human": "If present, start SHALL have a lower value than end",
            "expression": "start.empty() or end.empty() or (start <= end)",
            "xpath": "not(exists(f:start)) or not(exists(f:end)) or (f:start/@value <= f:end/@value)",
            "source": "http://hl7.org/fhir/StructureDefinition/Period"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "DR"
          },
          {
            "identity": "rim",
            "map": "IVL<TS>[lowClosed=\"true\" and highClosed=\"true\"] or URG<TS>[lowClosed=\"true\" and highClosed=\"true\"]"
          },
          {
            "identity": "rim",
            "map": ".effectiveTime"
          },
          {
            "identity": "xds",
            "map": "DocumentEntry.serviceStartTime DocumentEntry.serviceStopTime"
          }
        ]
      },
      {
        "id": "DocumentReference.context.period.id",
        "path": "DocumentReference.context.period.id",
        "representation": [
          "xmlAttr"
        ],
        "short": "xml:id (or equivalent in JSON)",
        "definition": "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment": "Note that FHIR strings may not exceed 1MB in size",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "DocumentReference.context.period.extension",
        "path": "DocumentReference.context.period.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "description": "Extensions are always sliced by (at least) url",
          "rules": "open"
        },
        "short": "Additional Content defined by implementations",
        "definition": "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.",
        "comment": "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": [
          "extensions",
          "user content"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "DocumentReference.context.period.start",
        "path": "DocumentReference.context.period.start",
        "short": "DocumentEntry.serviceStartTime",
        "definition": "The start of the period. The boundary is inclusive.",
        "comment": "If the low element is missing, the meaning is that the low boundary is not known.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Period.start",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "dateTime"
          }
        ],
        "condition": [
          "ele-1",
          "per-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "DR.1"
          },
          {
            "identity": "rim",
            "map": "./low"
          }
        ]
      },
      {
        "id": "DocumentReference.context.period.end",
        "path": "DocumentReference.context.period.end",
        "short": "DocumentEntry.serviceStopTime",
        "definition": "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.",
        "comment": "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": 0,
        "max": "1",
        "base": {
          "path": "Period.end",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "dateTime"
          }
        ],
        "meaningWhenMissing": "If the end of the period is missing, it means that the period is ongoing",
        "condition": [
          "ele-1",
          "per-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "DR.2"
          },
          {
            "identity": "rim",
            "map": "./high"
          }
        ]
      },
      {
        "id": "DocumentReference.context.facilityType",
        "path": "DocumentReference.context.facilityType",
        "short": "DocumentEntry.healthcareFacilityTypeCode",
        "definition": "This code for an XDS Document represents the type of organizational setting of the clinical encounter during which the documented act occurred.",
        "comment": "Not all terminology uses fit this general pattern. In some cases, models should not use CodeableConcept and use Coding directly and provide their own structure for managing text, codings, translations and the relationship between elements and pre- and post-coordination.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "DocumentReference.context.facilityType",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "CodeableConcept"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "DocumentC80FacilityType"
            }
          ],
          "strength": "preferred",
          "description": "XDS Facility Type.",
          "valueSetUri": "http://ihe-d.de/ValueSets/IHEXDShealthcareFacilityTypeCode"
        },
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "CE/CNE/CWE"
          },
          {
            "identity": "rim",
            "map": "CD"
          },
          {
            "identity": "orim",
            "map": "fhir:CodeableConcept rdfs:subClassOf dt:CD"
          },
          {
            "identity": "rim",
            "map": ".participation[typeCode=\"LOC\"].role[classCode=\"DSDLOC\"].code"
          },
          {
            "identity": "xds",
            "map": "DocumentEntry.healthcareFacilityTypeCode"
          }
        ]
      },
      {
        "id": "DocumentReference.context.practiceSetting",
        "path": "DocumentReference.context.practiceSetting",
        "short": "DocumentEntry.practiceSettingCode",
        "definition": "The code for an XDS Document that specifies the clinical specialty where the act that resulted in the document was performed (e.g., Family Practice, Laboratory, Radiology).",
        "comment": "The value set for this content has an example binding because it is a value set decided by community policy. Other examples exist for consideration: * HITSP created the table HITSP/C80 Table 2-148 Clinical Specialty Value Set (a value set based upon SNOMED CT which is referenced by Direct (XDR and XDM for Direct Messaging Specification, Version 1), as well as Nationwide Health Information Network (NHIN).  Query for Documents, Web Service Interface Specification, V 3.0, 07/27/2011 * ELGA (Austria) (ELGA CDA Implementie-rungsleitfäden Registrierung von CDA Dokumenten für ELGA mit IHE Cross-Enterprise Document Sharing: XDS Metadaten (XDSDocumentEntry), [1.2.40.0.34.7.6.3] * XDS Connect-a-thon practiceSettingCode.",
        "requirements": "This is an important piece of metadata that providers often rely upon to quickly sort and/or filter out to find specific content.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "DocumentReference.context.practiceSetting",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "CodeableConcept"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "DocumentC80PracticeSetting"
            }
          ],
          "strength": "preferred",
          "description": "Additional details about where the content was created (e.g. clinical specialty).",
          "valueSetUri": "http://ihe-d.de/ValueSets/IHEXDSpracticeSettingCode"
        },
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "CE/CNE/CWE"
          },
          {
            "identity": "rim",
            "map": "CD"
          },
          {
            "identity": "orim",
            "map": "fhir:CodeableConcept rdfs:subClassOf dt:CD"
          },
          {
            "identity": "rim",
            "map": ".participation[typeCode=\"LOC\"].role[classCode=\"DSDLOC\"].code"
          },
          {
            "identity": "xds",
            "map": "DocumentEntry.practiceSettingCode"
          }
        ]
      },
      {
        "id": "DocumentReference.context.sourcePatientInfo",
        "path": "DocumentReference.context.sourcePatientInfo",
        "short": "DocumentEntry.sourcePatientId",
        "definition": "The Patient Information as known when the document was published. May be a reference to a version specific, or contained.",
        "comment": "Contained Patient resource with Patient.identifier.use element set to ‘usual’.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "DocumentReference.context.sourcePatientInfo",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Reference",
            "targetProfile": "http://hl7.org/fhir/StructureDefinition/Patient",
            "aggregation": [
              "contained"
            ]
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Reference"
          },
          {
            "key": "ref-1",
            "severity": "error",
            "human": "SHALL have a contained resource if a local reference is provided",
            "expression": "reference.exists() implies (reference.startsWith('#').not() or (reference.substring(1).trace('url') in %rootResource.contained.id.trace('ids')) or (reference='#' and %rootResource!=%resource))",
            "xpath": "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Reference"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "The target of a resource reference is a RIM entry point (Act, Role, or Entity)"
          },
          {
            "identity": "rim",
            "map": ".participation[typeCode=\"SBJ\"].role[typeCode=\"PAT\"]"
          },
          {
            "identity": "xds",
            "map": "DocumentEntry.sourcePatientInfo DocumentEntry.sourcePatientId"
          }
        ]
      },
      {
        "id": "DocumentReference.context.related",
        "path": "DocumentReference.context.related",
        "short": "Related identifiers or resources",
        "definition": "Related identifiers or resources associated with the DocumentReference.",
        "comment": "May be identifiers or resources that caused the DocumentReference or referenced Document to be created.",
        "min": 0,
        "max": "*",
        "base": {
          "path": "DocumentReference.context.related",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "BackboneElement"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "./outboundRelationship[typeCode=\"PERT\" and isNormalActRelationship()] / target[isNormalAct]"
          },
          {
            "identity": "xds",
            "map": "DocumentEntry.referenceIdList"
          }
        ]
      },
      {
        "id": "DocumentReference.context.related.id",
        "path": "DocumentReference.context.related.id",
        "representation": [
          "xmlAttr"
        ],
        "short": "xml:id (or equivalent in JSON)",
        "definition": "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment": "Note that FHIR strings may not exceed 1MB in size",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "DocumentReference.context.related.extension",
        "path": "DocumentReference.context.related.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "description": "Extensions are always sliced by (at least) url",
          "rules": "open"
        },
        "short": "Additional Content defined by implementations",
        "definition": "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.",
        "comment": "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": [
          "extensions",
          "user content"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "DocumentReference.context.related.modifierExtension",
        "path": "DocumentReference.context.related.modifierExtension",
        "short": "Extensions that cannot be ignored",
        "definition": "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.",
        "comment": "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": [
          "extensions",
          "user content",
          "modifiers"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "BackboneElement.modifierExtension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier": true,
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "DocumentReference.context.related.identifier",
        "path": "DocumentReference.context.related.identifier",
        "short": "DocumentEntry.referenceIdList",
        "definition": "Related identifier to this DocumentReference. If both id and ref are present they shall refer to the same thing.",
        "comment": "Order numbers, accession numbers, XDW workflow numbers.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "DocumentReference.context.related.identifier",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Identifier"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "v2",
            "map": "CX / EI (occasionally, more often EI maps to a resource id or a URL)"
          },
          {
            "identity": "rim",
            "map": "II - see see identifier pattern at http://wiki.hl7.org/index.php?title=Common_Design_Patterns#Identifier_Pattern for relevant discussion. The Identifier class is a little looser than the v3 type II because it allows URIs as well as registered OIDs or GUIDs.  Also maps to Role[classCode=IDENT]"
          },
          {
            "identity": "servd",
            "map": "Identifier"
          },
          {
            "identity": "rim",
            "map": "./outboundRelationship[typeCode=\"PERT\" and isNormalActRelationship()] / target[isNormalAct] .id"
          }
        ]
      },
      {
        "id": "DocumentReference.context.related.ref",
        "path": "DocumentReference.context.related.ref",
        "short": "DocumentEntry.referenceIdList",
        "definition": "Related Resource to this DocumentReference. If both id and ref are present they shall refer to the same thing.",
        "comment": "Order, ProcedureRequest,  Procedure, EligibilityRequest, etc.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "DocumentReference.context.related.ref",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Reference",
            "targetProfile": "http://hl7.org/fhir/StructureDefinition/Resource"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Reference"
          },
          {
            "key": "ref-1",
            "severity": "error",
            "human": "SHALL have a contained resource if a local reference is provided",
            "expression": "reference.exists() implies (reference.startsWith('#').not() or (reference.substring(1).trace('url') in %rootResource.contained.id.trace('ids')) or (reference='#' and %rootResource!=%resource))",
            "xpath": "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Reference"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "The target of a resource reference is a RIM entry point (Act, Role, or Entity)"
          },
          {
            "identity": "rim",
            "map": "./outboundRelationship[typeCode=\"PERT\" and isNormalActRelationship()] / target[isNormalAct].text.reference"
          }
        ]
      }
    ]
  },
  "differential": {
    "element": [
      {
        "id": "DocumentReference.meta",
        "path": "DocumentReference.meta"
      },
      {
        "id": "DocumentReference.meta.tag",
        "path": "DocumentReference.meta.tag",
        "max": "0"
      },
      {
        "id": "DocumentReference.implicitRules",
        "path": "DocumentReference.implicitRules",
        "max": "0"
      },
      {
        "id": "DocumentReference.masterIdentifier",
        "path": "DocumentReference.masterIdentifier",
        "short": "DocumentEntry.uniqeID",
        "min": 1,
        "mustSupport": true
      },
      {
        "id": "DocumentReference.identifier",
        "path": "DocumentReference.identifier",
        "short": "DocumentEntry.entryUUID",
        "comment": "When the DocumentReference.identifier carries the entryUUID then the DocumentReference.identifier.use shall be ‘official’",
        "mustSupport": true
      },
      {
        "id": "DocumentReference.status",
        "path": "DocumentReference.status",
        "short": "DocumentEntry.availabilityStatus",
        "definition": "approved -> status=current\r\ndeprecated -> status=superseded"
      },
      {
        "id": "DocumentReference.docStatus",
        "path": "DocumentReference.docStatus",
        "max": "0"
      },
      {
        "id": "DocumentReference.type",
        "path": "DocumentReference.type",
        "short": "DocumentEntry.typeCode",
        "definition": "typeCode (XDSDocumentEntry) A low-level classification of XDS Documents within a classCode that describes class, event, specialty, and setting.",
        "mustSupport": true,
        "binding": {
          "strength": "preferred",
          "description": "typeCode (XDSDocumentEntry) A low-level classification of XDS Documents within a classCode that describes class, event, specialty, and setting.",
          "valueSetUri": "http://ihe-d.de/ValueSets/IHEXDStypeCode"
        }
      },
      {
        "id": "DocumentReference.class",
        "path": "DocumentReference.class",
        "short": "DocumentEntry.classCode",
        "definition": "classCode (XDSDocumentEntry) A high-level classification of XDS Documents that indicates the kind of document, e.g., report, summary, note, consent.",
        "mustSupport": true,
        "binding": {
          "strength": "preferred",
          "description": "classCode (XDSDocumentEntry) A high-level classification of XDS Documents that indicates the kind of document, e.g., report, summary, note, consent.",
          "valueSetUri": "http://ihe-d.de/ValueSets/IHEXDSclassCode"
        }
      },
      {
        "id": "DocumentReference.subject",
        "path": "DocumentReference.subject",
        "short": "DocumentEntry.patientId",
        "comment": "Not a contained resource. URL Points to an existing Patient Resource representing the XDS Affinity Domain Patient.",
        "type": [
          {
            "code": "Reference",
            "targetProfile": "http://hl7.org/fhir/StructureDefinition/Patient",
            "aggregation": [
              "referenced"
            ]
          }
        ],
        "mustSupport": true
      },
      {
        "id": "DocumentReference.created",
        "path": "DocumentReference.created",
        "max": "0"
      },
      {
        "id": "DocumentReference.indexed",
        "path": "DocumentReference.indexed",
        "short": "DocumentEntry.creationTime",
        "mustSupport": true
      },
      {
        "id": "DocumentReference.author",
        "path": "DocumentReference.author",
        "definition": "DocumentEntry.authorPerson, DocumentEntry.authorInstitution, (authorDevice)",
        "comment": "Contained resource of type Practitioner with: authorInstitution: Organization; authorPerson: Practitioner.identifier and Practitioner.name;  authorRole: Not supported in STU3; authorSpecialty: Practitioner.qualification; authorTelecommunication: Practitioner.telecom",
        "type": [
          {
            "code": "Reference",
            "targetProfile": "http://hl7.org/fhir/StructureDefinition/Practitioner",
            "aggregation": [
              "contained"
            ]
          },
          {
            "code": "Reference",
            "targetProfile": "http://hl7.org/fhir/StructureDefinition/Organization",
            "aggregation": [
              "contained"
            ]
          }
        ],
        "mustSupport": true
      },
      {
        "id": "DocumentReference.authenticator",
        "path": "DocumentReference.authenticator",
        "short": "DocumentEntry.legalAuthenticator",
        "comment": "Represents a participant within the author institution who has legally authenticated or attested the document. Legal authentication implies that a document has been signed manually or electronically by the legal Authenticator; Contained resource",
        "type": [
          {
            "code": "Reference",
            "targetProfile": "http://hl7.org/fhir/StructureDefinition/Practitioner",
            "aggregation": [
              "contained"
            ]
          },
          {
            "code": "Reference",
            "targetProfile": "http://hl7.org/fhir/StructureDefinition/Organization",
            "aggregation": [
              "contained"
            ]
          }
        ]
      },
      {
        "id": "DocumentReference.custodian",
        "path": "DocumentReference.custodian",
        "short": "DocumentEntry.homeCommunityId",
        "comment": "Contains the OID of the Home Community ID"
      },
      {
        "id": "DocumentReference.relatesTo",
        "path": "DocumentReference.relatesTo",
        "short": "DocumentEntry.Relationship",
        "mustSupport": true
      },
      {
        "id": "DocumentReference.relatesTo.code",
        "path": "DocumentReference.relatesTo.code",
        "short": "DocumentEntry.RelationshipType",
        "definition": "The type of relationship that this document has with anther document. (replaces | transforms | signs | appends)"
      },
      {
        "id": "DocumentReference.relatesTo.target",
        "path": "DocumentReference.relatesTo.target",
        "short": "DocumentEntry.relationship"
      },
      {
        "id": "DocumentReference.description",
        "path": "DocumentReference.description",
        "short": "DocumentEntry.title"
      },
      {
        "id": "DocumentReference.securityLabel",
        "path": "DocumentReference.securityLabel",
        "short": "DocumentEntry.confidentialityCode",
        "comment": "Note: This is NOT the DocumentReference.meta, as that holds the meta tags for the DocumentReference itself.",
        "mustSupport": true,
        "binding": {
          "strength": "extensible",
          "description": "confidentialityCode (XDSDocumentEntry) The code specifying the level of confidentiality of an XDS Document.",
          "valueSetUri": "http://ihe-d.de/ValueSets/IHEXDSconfidentialityCode"
        }
      },
      {
        "id": "DocumentReference.content",
        "path": "DocumentReference.content",
        "mustSupport": true
      },
      {
        "id": "DocumentReference.content.attachment",
        "path": "DocumentReference.content.attachment",
        "mustSupport": true
      },
      {
        "id": "DocumentReference.content.attachment.contentType",
        "path": "DocumentReference.content.attachment.contentType",
        "short": "DocumentEntry.mimeType",
        "min": 1,
        "mustSupport": true
      },
      {
        "id": "DocumentReference.content.attachment.language",
        "path": "DocumentReference.content.attachment.language",
        "short": "DocumentEntry.languageCode",
        "example": [
          {
            "label": "General",
            "valueCode": "de-DE"
          }
        ],
        "mustSupport": true
      },
      {
        "id": "DocumentReference.content.attachment.data",
        "path": "DocumentReference.content.attachment.data",
        "max": "0"
      },
      {
        "id": "DocumentReference.content.attachment.url",
        "path": "DocumentReference.content.attachment.url",
        "definition": "DocumentEntry: retrievable location of the document",
        "mustSupport": true
      },
      {
        "id": "DocumentReference.content.attachment.size",
        "path": "DocumentReference.content.attachment.size",
        "short": "DocumentEntry.size",
        "definition": "The size is calculated on the data prior to base64 encoding, if the data is base64 encoded."
      },
      {
        "id": "DocumentReference.content.attachment.hash",
        "path": "DocumentReference.content.attachment.hash",
        "short": "DocumentEntry.hash",
        "definition": "The IHE Document Sharing metadata element hash holds the SHA1 hash of the document. The hash is encoded in FHIR in base64Binary, whereas in XDS hexbinary is used. The hash is calculated on the data prior to base64 encoding, if the data is base64 encoded."
      },
      {
        "id": "DocumentReference.content.attachment.title",
        "path": "DocumentReference.content.attachment.title",
        "short": "DocumentEntry.comments"
      },
      {
        "id": "DocumentReference.content.attachment.creation",
        "path": "DocumentReference.content.attachment.creation",
        "max": "0"
      },
      {
        "id": "DocumentReference.content.format",
        "path": "DocumentReference.content.format",
        "definition": "formatCode (XDSDocumentEntry) Globally unique code specifying the format of an XDS Document. Along with the typeCode, it should provide sufficient information to allow a potential consumer to know if it will be able to process the document.",
        "mustSupport": true,
        "binding": {
          "strength": "preferred",
          "description": "formatCode (XDSDocumentEntry) Globally unique code specifying the format of an XDS Document. Along with the typeCode, it should provide sufficient information to allow a potential consumer to know if it will be able to process the document.",
          "valueSetUri": "http://ihe-d.de/ValueSets/IHEXDSformatCodeDE"
        }
      },
      {
        "id": "DocumentReference.context",
        "path": "DocumentReference.context",
        "short": "DocumentEntry.referenceIdList",
        "definition": "When referenceIdList contains an encounter, and a FHIR Encounter is available, it may be referenced."
      },
      {
        "id": "DocumentReference.context.event",
        "path": "DocumentReference.context.event",
        "short": "DocumentEntry.eventCodeList",
        "definition": "This list of codes represents the main clinical acts being documented in an XDS Document.",
        "binding": {
          "strength": "preferred",
          "valueSetUri": "http://ihe-d.de/ValueSets/IHEXDSeventCodeList"
        }
      },
      {
        "id": "DocumentReference.context.period.start",
        "path": "DocumentReference.context.period.start",
        "short": "DocumentEntry.serviceStartTime"
      },
      {
        "id": "DocumentReference.context.period.end",
        "path": "DocumentReference.context.period.end",
        "short": "DocumentEntry.serviceStopTime"
      },
      {
        "id": "DocumentReference.context.facilityType",
        "path": "DocumentReference.context.facilityType",
        "short": "DocumentEntry.healthcareFacilityTypeCode",
        "definition": "This code for an XDS Document represents the type of organizational setting of the clinical encounter during which the documented act occurred.",
        "binding": {
          "strength": "preferred",
          "valueSetUri": "http://ihe-d.de/ValueSets/IHEXDShealthcareFacilityTypeCode"
        }
      },
      {
        "id": "DocumentReference.context.practiceSetting",
        "path": "DocumentReference.context.practiceSetting",
        "short": "DocumentEntry.practiceSettingCode",
        "definition": "The code for an XDS Document that specifies the clinical specialty where the act that resulted in the document was performed (e.g., Family Practice, Laboratory, Radiology).",
        "binding": {
          "strength": "preferred",
          "valueSetUri": "http://ihe-d.de/ValueSets/IHEXDSpracticeSettingCode"
        }
      },
      {
        "id": "DocumentReference.context.sourcePatientInfo",
        "path": "DocumentReference.context.sourcePatientInfo",
        "short": "DocumentEntry.sourcePatientId",
        "comment": "Contained Patient resource with Patient.identifier.use element set to ‘usual’.",
        "type": [
          {
            "code": "Reference",
            "targetProfile": "http://hl7.org/fhir/StructureDefinition/Patient",
            "aggregation": [
              "contained"
            ]
          }
        ]
      },
      {
        "id": "DocumentReference.context.related.identifier",
        "path": "DocumentReference.context.related.identifier",
        "short": "DocumentEntry.referenceIdList"
      },
      {
        "id": "DocumentReference.context.related.ref",
        "path": "DocumentReference.context.related.ref",
        "short": "DocumentEntry.referenceIdList"
      }
    ]
  }
}