{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "An absence finding of the specified component / analyte, organism or clinical sign based on the established threshold of the performed test or procedure.\\r\\n\\n                        [Note: Negative does not necessarily imply the complete absence of the specified item.]",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#child",
    "code" : "child",
    "_implicit" : true,
    "valueCode" : "ND"
  }, {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "ObservationInterpretationDetection"
  } ],
  "codesystem" : "f0c8fd69-370c-5f88-82c4-74348ff8483f",
  "concept_id" : "17b3a3f0-694f-564d-830e-b3a7b20ed675",
  "ancestors" : {
    "NEG" : 0,
    "ObservationInterpretationDetection" : 1
  },
  "id" : "7e7e0943-3bb7-4f92-b243-84889b6dc83f",
  "code" : "NEG",
  "display" : "Negative",
  "version" : "2018-08-12"
}