{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "Hypersensitivity to an agent caused by an immunologic response to an initial exposure",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ActCode",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#child",
    "code" : "child",
    "_implicit" : true,
    "valueCode" : "FALG"
  }, {
    "_uri" : "http://hl7.org/fhir/concept-properties#child",
    "code" : "child",
    "_implicit" : true,
    "valueCode" : "EALG"
  }, {
    "_uri" : "http://hl7.org/fhir/concept-properties#child",
    "code" : "child",
    "_implicit" : true,
    "valueCode" : "DALG"
  }, {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "OINT"
  } ],
  "codesystem" : "6064fe67-dfa9-5c7f-9737-99a0909e44de",
  "concept_id" : "04cc5b57-946b-5f4d-b27c-baaf4138162b",
  "ancestors" : {
    "ALG" : 0,
    "OINT" : 1,
    "_ObservationType" : 2
  },
  "id" : "3bfc1d22-5e9c-4b9b-8444-a3b3ca2edd71",
  "code" : "ALG",
  "display" : "Allergy",
  "version" : "2018-08-12"
}