{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "Stain, Potassium ferrocyanide",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
  "property" : [ ],
  "codesystem" : "8c7da1dc-01fa-5297-8796-61a1ae4da992",
  "concept_id" : "49f61dc7-aaa7-595a-b37d-f64f0f2b2acd",
  "ancestors" : {
    "0219" : 0
  },
  "id" : "c0bb9f1a-7c03-457a-bbd5-6e9f4b360365",
  "code" : "0219",
  "display" : "Potassium ferrocyanide stain",
  "version" : "2018-08-12"
}