{
  "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" : "0693d633-496b-51ef-bb21-80c1de1b8841",
  "ancestors" : {
    "ETA" : 0
  },
  "extension" : [ {
    "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments",
    "valueString" : "Aspirate"
  } ],
  "id" : "71015dbf-de67-4155-bccf-1da4947dda6b",
  "code" : "ETA",
  "display" : "Aspirate,  Endotrach",
  "version" : "2.9"
}