{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "Bioassay, Embryo Infective Dose 50",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
  "property" : [ ],
  "codesystem" : "82c77d18-2f57-5ed8-9365-64a5fa72e7d3",
  "concept_id" : "e8050691-a0b9-5bae-bfe1-cf0291a350a9",
  "ancestors" : {
    "0028" : 0
  },
  "id" : "5944c8eb-bf8a-4b19-b397-96945d2a0670",
  "code" : "0028",
  "display" : "Embryo infective dose 50",
  "version" : "2018-08-12"
}