{
  "package" : "hl7.terminology.r4@6.3.0",
  "definition" : null,
  "system" : "http://terminology.hl7.org/CodeSystem/v3-EncounterReferralSource",
  "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" : "12230"
  } ],
  "codesystem" : "c76b1f1d-def4-5573-a6ef-5b406c718ef1",
  "concept_id" : "ed962cda-eb9a-5794-b799-95250a466024",
  "ancestors" : {
    "ER" : 0
  },
  "id" : "18805f6f-266c-491a-8bf6-dfb953473333",
  "code" : "ER",
  "display" : "emergency room",
  "version" : "2.0.1"
}