{
  "description": "Indicates a date on which this identifier value was deemed to apply to this instance.",
  "_filename": "extension-identifier-validdate.json",
  "package_name": "hl7.fhir.core",
  "date": "2015-02-28",
  "derivation": "constraint",
  "publisher": "Health Level Seven, Inc. - FHIR Core WG",
  "fhirVersion": "1.8.0",
  "name": "External Identifier associated with this element",
  "mapping": [ {
    "uri": "http://hl7.org/v2",
    "name": "HL7 v2 Mapping",
    "identity": "v2"
  }, {
    "uri": "http://hl7.org/v3",
    "name": "RIM Mapping",
    "identity": "rim"
  } ],
  "abstract": false,
  "type": "Extension",
  "experimental": null,
  "resourceType": "StructureDefinition",
  "title": null,
  "package_version": "1.8.0",
  "snapshot": {
    "element": [ {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "Element",
        "severity": "error",
        "expression": "children().count() > id.count()"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
        "source": "Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Extension",
      "min": 0,
      "definition": "Indicates a date on which this identifier value was deemed to apply to this instance.",
      "short": "External Identifier associated with this element",
      "comments": "When referencing business objects where an identifier might not be globally unique but is instead re-used, allows determination of which object applies (on the presumption that the identifiers on the referenced object have an identifier.period or other metadata that indicates when that identifier was valid for the business object).",
      "mapping": [ {
        "map": "N/A",
        "identity": "v2"
      }, {
        "map": "n/a",
        "identity": "rim"
      } ],
      "max": "*",
      "id": "Extension:externalidentifierassociatedwiththiselement",
      "condition": [ "ele-1" ],
      "base": {
        "max": "*",
        "min": 0,
        "path": "Extension"
      }
    }, {
      "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.",
      "short": "xml:id (or equivalent in JSON)",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "string"
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Extension:externalidentifierassociatedwiththiselement.id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      }
    }, {
      "path": "Extension.extension",
      "min": 0,
      "definition": "An Extension",
      "short": "Extension",
      "type": [ {
        "code": "Extension"
      } ],
      "sliceName": "extension",
      "max": "0",
      "id": "Extension:externalidentifierassociatedwiththiselement.extension:extension",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      }
    }, {
      "path": "Extension.url",
      "min": 1,
      "definition": "Source of the definition for the extension code - a logical name or a URL.",
      "short": "identifies the meaning of the extension",
      "fixedUri": "http://hl7.org/fhir/StructureDefinition/identifier-validDate",
      "comments": "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.",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "uri"
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Extension:externalidentifierassociatedwiththiselement.url",
      "base": {
        "max": "1",
        "min": 1,
        "path": "Extension.url"
      }
    }, {
      "path": "Extension.valueDateTime",
      "min": 1,
      "definition": "Value of extension - may be a resource or one of a constrained set of the data types (see Extensibility in the spec for list).",
      "short": "Value of extension",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "dateTime"
      } ],
      "max": "1",
      "id": "Extension:externalidentifierassociatedwiththiselement.valueDateTime",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Extension.value[x]"
      }
    } ]
  },
  "status": "draft",
  "id": "87ef080e-8093-462a-a865-43b222773fc9",
  "kind": "complex-type",
  "url": "http://hl7.org/fhir/StructureDefinition/identifier-validDate",
  "context": [ "Identifier" ],
  "version": null,
  "differential": {
    "element": [ {
      "id": "Extension:externalidentifierassociatedwiththiselement",
      "max": "*",
      "min": 0,
      "path": "Extension",
      "short": "External Identifier associated with this element",
      "mapping": [ {
        "map": "N/A",
        "identity": "v2"
      }, {
        "map": "n/a",
        "identity": "rim"
      } ],
      "comments": "When referencing business objects where an identifier might not be globally unique but is instead re-used, allows determination of which object applies (on the presumption that the identifiers on the referenced object have an identifier.period or other metadata that indicates when that identifier was valid for the business object).",
      "definition": "Indicates a date on which this identifier value was deemed to apply to this instance."
    }, {
      "id": "Extension:externalidentifierassociatedwiththiselement.extension:extension",
      "max": "0",
      "path": "Extension.extension",
      "sliceName": "extension"
    }, {
      "id": "Extension:externalidentifierassociatedwiththiselement.url",
      "path": "Extension.url",
      "type": [ {
        "code": "uri"
      } ],
      "fixedUri": "http://hl7.org/fhir/StructureDefinition/identifier-validDate"
    }, {
      "id": "Extension:externalidentifierassociatedwiththiselement.value[x]",
      "min": 1,
      "path": "Extension.value[x]",
      "type": [ {
        "code": "dateTime"
      } ]
    } ]
  },
  "contact": [ {
    "telecom": [ {
      "value": "http://hl7.org/special/committees/FHIR",
      "system": "url"
    } ]
  } ],
  "contextType": "datatype",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension"
}