{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "The specified property of the code does not have an is-a relationship with the provided value.",
  "system" : "http://hl7.org/fhir/filter-operator",
  "property" : [ ],
  "codesystem" : "841c428b-122e-5290-987c-c8363c863331",
  "concept_id" : "1d187568-7767-5560-b840-7e38fa8d2c18",
  "ancestors" : {
    "is-not-a" : 0
  },
  "id" : "c71350a6-b15c-4bf1-9dde-7acde95b452d",
  "code" : "is-not-a",
  "display" : "Not (Is A) (by subsumption)",
  "version" : "4.0.1"
}