{
  "package" : "hl7.terminology.r4@6.3.0",
  "definition" : "Optical density",
  "system" : "http://terminology.hl7.org/CodeSystem/v2-0254",
  "property" : [ {
    "_uri" : "http://terminology.hl7.org/CodeSystem/utg-concept-properties#status",
    "code" : "status",
    "valueCode" : "A"
  } ],
  "codesystem" : "cc37b4dd-ddde-5296-a07f-538da008dc49",
  "concept_id" : "13859064-0ba4-5763-9705-23b8f5b5573c",
  "ancestors" : {
    "OD" : 0
  },
  "id" : "bef35324-2414-4193-8263-f58ebc6f581a",
  "code" : "OD",
  "display" : "Optical density",
  "version" : "2.0.0"
}