{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : null,
  "system" : "http://terminology.hl7.org/CodeSystem/v2-0254",
  "property" : [ ],
  "codesystem" : "eff68aed-2bfb-5c74-98f3-4ed9af42ae48",
  "concept_id" : "13859064-0ba4-5763-9705-23b8f5b5573c",
  "ancestors" : {
    "OD" : 0
  },
  "id" : "d8ba712c-4da1-4ee0-81d7-ef502a90bd95",
  "code" : "OD",
  "display" : "Optical density",
  "designation" : [ {
    "use" : {
      "code" : "display",
      "system" : "http://terminology.hl7.org/CodeSystem/designation-usage"
    },
    "value" : "Optische dichtheid",
    "language" : "nl"
  } ],
  "version" : "2.9"
}