{
  "package" : "hl7.terminology@6.3.0",
  "definition" : "Indicator of marriage status.",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ObservationValue",
  "property" : [ {
    "code" : "status",
    "valueCode" : "active"
  }, {
    "code" : "internalId",
    "valueCode" : "22300"
  }, {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "ELSTAT"
  } ],
  "codesystem" : "5c27b08a-aae6-5d2d-b9ad-151dd25ce21c",
  "concept_id" : "d4a8f674-e4a9-550a-81f7-55353116d323",
  "ancestors" : {
    "ELSTAT" : 1,
    "MRGCERT" : 0,
    "_ActCoverageAssessmentObservationValue" : 2
  },
  "id" : "9332c4d4-05f2-4ae4-8a54-5c3eae7bffb3",
  "code" : "MRGCERT",
  "display" : "marriage certificate",
  "version" : "4.0.0"
}