{
  "package" : "hl7.terminology.r4@6.3.0",
  "definition" : null,
  "system" : "http://terminology.hl7.org/CodeSystem/appointment-cancellation-reason",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "pat"
  } ],
  "codesystem" : "54377a6b-3d63-5a1d-af95-1d2d49f8fcd2",
  "concept_id" : "576cbc64-bca9-57ab-88cc-521c6d11b5c6",
  "ancestors" : {
    "pat" : 1,
    "pat-fb" : 0
  },
  "id" : "63589ddb-81b5-495a-80e6-c0aa28655d0a",
  "code" : "pat-fb",
  "display" : "Patient: Feeling Better",
  "version" : "2.1.1"
}