{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : null,
  "system" : "http://terminology.hl7.org/CodeSystem/v2-0487",
  "property" : [ ],
  "codesystem" : "7b09ba97-1e18-54d3-aa29-3f690b8b51ab",
  "concept_id" : "2038e0d4-9ade-5be0-9c7e-8672c06fc452",
  "ancestors" : {
    "EOTH" : 0
  },
  "extension" : [ {
    "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments",
    "valueString" : "Environment; (Substance is Known but not in code Table)"
  } ],
  "id" : "b9ec07fe-37a2-40ba-a67b-e7357d2d18e6",
  "code" : "EOTH",
  "display" : "Environmental, Other Substance",
  "version" : "2.9"
}