{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "loss of function.",
  "system" : "http://terminology.hl7.org/CodeSystem/copy-number-event",
  "property" : [ ],
  "codesystem" : "1b2c488c-9f85-5c99-a41f-17d5540e909c",
  "concept_id" : "1d58fd56-2e7c-5d83-b8e2-e080f4f17d06",
  "ancestors" : {
    "lof" : 0
  },
  "id" : "533cd769-10e6-4a1f-bcc4-2d813c3c0b46",
  "code" : "lof",
  "display" : "loss of function",
  "version" : "4.0.1"
}