{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : null,
  "system" : "http://terminology.hl7.org/CodeSystem/v2-0255",
  "property" : [ ],
  "codesystem" : "1b595435-0bc1-5a3a-933e-5911bbbe2e7e",
  "concept_id" : "df4f45e8-30ce-57b6-a4eb-710f9385929c",
  "ancestors" : {
    "4W" : 0
  },
  "id" : "e3479c5b-61ba-44a2-a003-92ef6f7f6784",
  "code" : "4W",
  "display" : "4 weeks",
  "designation" : [ {
    "use" : {
      "code" : "display",
      "system" : "http://terminology.hl7.org/CodeSystem/designation-usage"
    },
    "value" : "4 weken",
    "language" : "nl"
  } ],
  "version" : "2.9"
}