{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "The value is not available because the observation procedure (test, etc.) was not performed.",
  "system" : "http://terminology.hl7.org/CodeSystem/data-absent-reason",
  "property" : [ ],
  "codesystem" : "6d7f40eb-45f3-5013-b284-54abc5dd78b2",
  "concept_id" : "e31830cd-9da9-581d-9e4e-3a2437cbe3aa",
  "ancestors" : {
    "not-performed" : 0
  },
  "id" : "f3cefba0-e9e1-4bee-be56-53e8b507c6e7",
  "code" : "not-performed",
  "display" : "Not Performed",
  "version" : "4.0.1"
}