{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "A modification of buffered 10% formalin used as a general tissue preservative.",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-EntityCode",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "_SpecimenAdditiveEntity"
  } ],
  "codesystem" : "6bc883d6-2592-5ee9-95de-32a833e8f6d0",
  "concept_id" : "81d4f2cc-ff87-50a0-9bcd-4edb64ebebb6",
  "ancestors" : {
    "CARS" : 0,
    "_SpecimenAdditiveEntity" : 1,
    "_MaterialEntityClassType" : 2
  },
  "id" : "65f55522-db1d-4992-ae3e-053ff19e41c8",
  "code" : "CARS",
  "display" : "Carson's Modified 10% formalin",
  "version" : "2018-08-12"
}