{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : null,
  "system" : "http://terminology.hl7.org/CodeSystem/v2-0487",
  "property" : [ ],
  "codesystem" : "44e8e365-0ba0-56d7-bba4-d0b24baa142c",
  "concept_id" : "f523c2e3-6878-54f0-9334-625f81b9d93b",
  "ancestors" : {
    "EFF" : 0
  },
  "extension" : [ {
    "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments",
    "valueString" : "Environment"
  } ],
  "id" : "fb9716c7-bf25-4f9b-b0f5-cc5032edbd06",
  "code" : "EFF",
  "display" : "Environmental, Effluent",
  "version" : "2.9"
}