{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : null,
  "system" : "http://terminology.hl7.org/CodeSystem/v2-0376",
  "property" : [ ],
  "codesystem" : "9a4bc233-0dfa-5d5b-8e6e-db413dc9b25a",
  "concept_id" : "e01cb0f2-51dc-55c2-943b-9c2da6872bb0",
  "ancestors" : {
    "UFRZ" : 0
  },
  "extension" : [ {
    "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments",
    "valueString" : "Ultra cold frozen: ~ -75 to -85( C. (ultra cold freezer is typically at temperature of dry ice)."
  } ],
  "id" : "f262a8ab-88a7-49a5-8e75-b8c3ef031744",
  "code" : "UFRZ",
  "display" : "Ultra frozen",
  "version" : "2.9"
}