{
  "package" : "us.nlm.vsac@0.21.0",
  "definition" : null,
  "system" : "https://www.cdc.gov/nhsn/cdaportal/terminology/codesystem/cdcnhsn.html",
  "property" : [ ],
  "codesystem" : "078444ba-7844-5424-a8ae-aaa5dd3908d0",
  "concept_id" : "19199e0e-f49f-529e-a9e8-05438ecee81b",
  "ancestors" : {
    "3121-1" : 0
  },
  "id" : "86b86fe2-0bdc-46dd-831d-81efeb63404c",
  "code" : "3121-1",
  "display" : "Central line exchanged over guidewire",
  "version" : "2023-04"
}