{
  "description": "This cross-version extension represents ConceptMap.group.element.target.relationship from http://hl7.org/fhir/StructureDefinition/ConceptMap|5.0.0 for use in FHIR R4.",
  "_filename": "StructureDefinition-ext-R5-ConceptMap.gr.el.ta.relationship.json",
  "package_name": "hl7.fhir.uv.xver",
  "date": "2025-06-03T03:14:55.9745681+02:00",
  "derivation": "constraint",
  "publisher": null,
  "fhirVersion": "4.0.1",
  "name": "ext_R5_ConceptMap_gr_el_ta_relationship",
  "abstract": false,
  "type": "Extension",
  "experimental": "false",
  "resourceType": "StructureDefinition",
  "title": "Cross-version Extension for R5.ConceptMap.group.element.target.relationship for use in FHIR R4",
  "package_version": "r5.r4-0.0.1-snapshot-1",
  "snapshot": {
    "element": [ {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Extension",
      "min": 1,
      "definition": "The relationship between the source and target concepts. The relationship is read from source to target (e.g. source-is-narrower-than-target).",
      "isModifier": true,
      "short": "related-to | equivalent | source-is-narrower-than-target | source-is-broader-than-target | not-related-to",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      }, {
        "map": "N/A",
        "identity": "rim"
      } ],
      "max": "1",
      "id": "Extension",
      "condition": [ "ele-1" ],
      "comment": "`ConceptMap.group.element.target.equivalence` maps to R4 `ConceptMap.group.element.target.equivalence`. So is mapped as Equivalent.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Extension"
      },
      "isModifierReason": "The 'not-related-to' relationship means that there is no mapping from the source to the target, and the mapping cannot be interpreted without knowing this value as it could mean the elements are equivalent, totally mismatched or anything in between"
    }, {
      "path": "Extension.id",
      "min": 0,
      "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "isModifier": false,
      "short": "Unique id for inter-element referencing",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "id"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Extension.id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Extension.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element. 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 can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "isModifier": false,
      "short": "Additional content defined by implementations",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "slicing": {
        "rules": "open",
        "description": "Extensions are always sliced by (at least) url",
        "discriminator": [ {
          "path": "url",
          "type": "value"
        } ]
      },
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "Extension.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.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "path": "Extension.url",
      "min": 1,
      "definition": "Source of the definition for the extension code - a logical name or a URL.",
      "isModifier": false,
      "short": "identifies the meaning of the extension",
      "fixedUri": "http://hl7.org/fhir/5.0/StructureDefinition/extension-ConceptMap.group.element.target.relationship",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "uri"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Extension.url",
      "comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
      "base": {
        "max": "1",
        "min": 1,
        "path": "Extension.url"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Extension.value[x]",
      "min": 0,
      "definition": "The relationship between the source and target concepts. The relationship is read from source to target (e.g. source-is-narrower-than-target).",
      "isModifier": false,
      "short": "related-to | equivalent | source-is-narrower-than-target | source-is-broader-than-target | not-related-to",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "code"
      } ],
      "binding": {
        "strength": "required",
        "valueSet": "http://hl7.org/fhir/uv/xver/5.0/ValueSet/R5-concept-map-relationship-for-R4",
        "description": "The relationship between concepts."
      },
      "max": "1",
      "id": "Extension.value[x]",
      "comment": "`ConceptMap.group.element.target.equivalence` maps to R4 `ConceptMap.group.element.target.equivalence`. So is mapped as Equivalent.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Extension.value[x]"
      },
      "isSummary": false
    }, {
      "id": "Extension.url",
      "max": "1",
      "min": 1,
      "base": {
        "max": "1",
        "min": 1,
        "path": "Extension.url"
      },
      "path": "Extension.url",
      "fixedUri": "http://hl7.org/fhir/5.0/StructureDefinition/extension-ConceptMap.group.element.target.relationship"
    } ]
  },
  "status": "draft",
  "id": "521a96ad-b012-4e01-ad6f-b85498e5ffdb",
  "kind": "complex-type",
  "url": "http://hl7.org/fhir/5.0/StructureDefinition/extension-ConceptMap.group.element.target.relationship",
  "context": [ {
    "type": "element",
    "expression": "ConceptMap.group.element.target.equivalence"
  } ],
  "version": "0.0.1-snapshot-1",
  "differential": {
    "element": [ {
      "path": "Extension",
      "min": 1,
      "definition": "The relationship between the source and target concepts. The relationship is read from source to target (e.g. source-is-narrower-than-target).",
      "isModifier": true,
      "short": "related-to | equivalent | source-is-narrower-than-target | source-is-broader-than-target | not-related-to",
      "max": "1",
      "id": "Extension",
      "comment": "`ConceptMap.group.element.target.equivalence` maps to R4 `ConceptMap.group.element.target.equivalence`. So is mapped as Equivalent.",
      "isModifierReason": "The 'not-related-to' relationship means that there is no mapping from the source to the target, and the mapping cannot be interpreted without knowing this value as it could mean the elements are equivalent, totally mismatched or anything in between"
    }, {
      "id": "Extension.value[x]",
      "base": {
        "path": "Extension.value[x]"
      },
      "path": "Extension.value[x]",
      "type": [ {
        "code": "code"
      } ],
      "short": "related-to | equivalent | source-is-narrower-than-target | source-is-broader-than-target | not-related-to",
      "binding": {
        "strength": "required",
        "valueSet": "http://hl7.org/fhir/uv/xver/5.0/ValueSet/R5-concept-map-relationship-for-R4",
        "description": "The relationship between concepts."
      },
      "comment": "`ConceptMap.group.element.target.equivalence` maps to R4 `ConceptMap.group.element.target.equivalence`. So is mapped as Equivalent.",
      "definition": "The relationship between the source and target concepts. The relationship is read from source to target (e.g. source-is-narrower-than-target)."
    }, {
      "id": "Extension.url",
      "max": "1",
      "min": 1,
      "path": "Extension.url",
      "fixedUri": "http://hl7.org/fhir/5.0/StructureDefinition/extension-ConceptMap.group.element.target.relationship"
    } ]
  },
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension"
}