{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "The lowering of specimen pH through the addition of an acid",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ActCode",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "_ActSpecimenTreatmentCode"
  } ],
  "codesystem" : "d73ae040-3e88-581f-8c74-bc9b7419407a",
  "concept_id" : "700e78ea-efa8-5f27-92c6-a987130aaddf",
  "ancestors" : {
    "ACID" : 0,
    "_ActSpecimenTreatmentCode" : 1
  },
  "id" : "21bc9cc3-30dc-4e04-ae07-f13db8c845e9",
  "code" : "ACID",
  "display" : "Acidification",
  "version" : "2018-08-12"
}