{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "An additional immunization administration within a series intended to bolster or enhance immunity.",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ActCode",
  "property" : [ {
    "code" : "status",
    "valueCode" : "retired"
  }, {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "IMMUNIZ"
  } ],
  "codesystem" : "6064fe67-dfa9-5c7f-9737-99a0909e44de",
  "concept_id" : "782cef72-ba82-55db-a43b-71ab27a76e3c",
  "ancestors" : {
    "BOOSTER" : 0,
    "IMMUNIZ" : 1,
    "_ActSubstanceAdministrationCode" : 2
  },
  "id" : "2b947ca0-e882-4b92-b913-f2d9035b7ca0",
  "code" : "BOOSTER",
  "display" : "Booster Immunization",
  "version" : "2018-08-12"
}