{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "Marrow (bone)",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-SpecimenType",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "_SpecimenEntityType"
  } ],
  "codesystem" : "2d0f4418-2163-575a-a569-000d74045ac3",
  "concept_id" : "ad670517-f720-50b9-84c8-d3388095ff1e",
  "ancestors" : {
    "MAR" : 0,
    "_SpecimenEntityType" : 1
  },
  "id" : "5d25ed67-149d-4dea-b96f-453e97cd6394",
  "code" : "MAR",
  "display" : "Marrow (bone)",
  "version" : "2018-08-12"
}