{
  "package" : "hl7.terminology.r4@6.3.0",
  "definition" : "For attributes that serve to identify some instance of an information model class. Note that real world Identifiers (e.g., SSN) exist not as attributes but as an association to a special information model class. The attribute type \\\"id\\\" without a prefix is reserved to be the main instance identifier of the class.",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-MDFAttributeType",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#status",
    "code" : "status",
    "valueCode" : "active"
  }, {
    "_uri" : "http://terminology.hl7.org/CodeSystem/utg-concept-properties#v3-internal-id",
    "code" : "internalId",
    "valueCode" : "10053"
  } ],
  "codesystem" : "3495eb5f-edf1-55b5-8b4f-12be22d2fb3a",
  "concept_id" : "fad4d00a-24e3-5727-9e8d-5fa044bca3d2",
  "ancestors" : {
    "ID" : 0
  },
  "id" : "2651d1c3-3e2d-4a04-9595-ed1292577b6f",
  "code" : "ID",
  "display" : "Identifier",
  "version" : "2.0.1"
}