{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "A length of time.",
  "system" : "http://hl7.org/fhir/data-types",
  "property" : [ ],
  "codesystem" : "ad182f23-5413-52a0-8d5d-3696d5ec41a2",
  "concept_id" : "3ea8727f-e134-5b7a-bd1c-2661184ffc3e",
  "ancestors" : {
    "Duration" : 0
  },
  "id" : "46681fad-925a-49a3-be16-df1ed43ba5d0",
  "code" : "Duration",
  "display" : "Duration",
  "version" : "4.0.1"
}