{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "Description: Indicates the valid antigen count.",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ActCode",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "_ImmunizationObservationType"
  } ],
  "codesystem" : "6064fe67-dfa9-5c7f-9737-99a0909e44de",
  "concept_id" : "7f1b43b7-3e8c-52c9-9541-97a6b62210c2",
  "ancestors" : {
    "OBSANTC" : 0,
    "_ObservationType" : 2,
    "_ImmunizationObservationType" : 1
  },
  "id" : "4aa0a40f-2ad6-4cd8-a9f2-efe1e80791a6",
  "code" : "OBSANTC",
  "display" : "antigen count",
  "version" : "2018-08-12"
}