{
  "package" : "hl7.terminology@6.3.0",
  "definition" : "The first immunization administration in a series intended to produce immunity",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ActCode",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#status",
    "code" : "status",
    "valueCode" : "retired"
  }, {
    "_uri" : "http://terminology.hl7.org/CodeSystem/utg-concept-properties#v3-internal-id",
    "code" : "internalId",
    "valueCode" : "21520"
  }, {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "subsumedBy",
    "valueCode" : "IMMUNIZ"
  } ],
  "codesystem" : "638964c5-6f49-5686-925e-fad50ec626e9",
  "concept_id" : "18692ce9-fb27-5556-a31b-041be0fea053",
  "ancestors" : {
    "IMMUNIZ" : 1,
    "INITIMMUNIZ" : 0,
    "_ActSubstanceAdministrationCode" : 2
  },
  "id" : "7f2d1a26-733f-4b3b-b27f-7766f76cf23d",
  "code" : "INITIMMUNIZ",
  "display" : "Initial Immunization",
  "version" : "9.0.0"
}