{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : null,
  "system" : "http://terminology.hl7.org/CodeSystem/v2-0350",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#status",
    "code" : "status",
    "valueCode" : "deprecated"
  }, {
    "_uri" : "http://hl7.org/fhir/concept-properties#deprecationDate",
    "code" : "deprecationDate",
    "valueDateTime" : "2000-11"
  } ],
  "codesystem" : "89fe0701-4b10-5a53-9e0d-12896ecf8864",
  "concept_id" : "3bf2f92b-374d-59d6-a7ce-9dbc96edde38",
  "ancestors" : {
    "35" : 0
  },
  "id" : "466386f0-3d37-455d-a394-067ca314d247",
  "code" : "35",
  "display" : "Date treatment started for P.T.",
  "version" : "2.9"
}