{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "Stain, MacNeal's tetrachrome blood",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
  "property" : [ ],
  "codesystem" : "82c77d18-2f57-5ed8-9365-64a5fa72e7d3",
  "concept_id" : "836ccf39-9ee6-5014-8a88-ad0fcb32a28d",
  "ancestors" : {
    "0199" : 0
  },
  "id" : "6a1454b1-bfe0-4674-a21d-4d7822bc0a01",
  "code" : "0199",
  "display" : "MacNeal's tetrachrome blood stain",
  "version" : "2018-08-12"
}