{
  "package" : "hl7.terminology.r5@6.3.0",
  "definition" : "The start date of the measurement period.",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ActCode",
  "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" : "23438"
  }, {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "subsumedBy",
    "valueCode" : "_ObservationQualityMeasureAttribute"
  } ],
  "codesystem" : "3f3ee941-b4ac-567a-82e4-52aefc2cff3b",
  "concept_id" : "e7913bad-06a3-5533-be3e-e6695662a8d2",
  "ancestors" : {
    "MSD" : 0,
    "_ObservationType" : 2,
    "_ObservationQualityMeasureAttribute" : 1
  },
  "id" : "b04a666d-c9a3-4cac-b912-cefdd68d42cb",
  "code" : "MSD",
  "display" : "measurement start date",
  "version" : "9.0.0"
}