{
  "package" : "hl7.fhir.r5.core@5.0.0",
  "definition" : "Only process this rule is there is only item.",
  "system" : "http://hl7.org/fhir/map-source-list-mode",
  "property" : [ ],
  "codesystem" : "4ffb1267-6c8b-5215-985d-fb5001cc5665",
  "concept_id" : "6a735822-5321-5bfc-8fbd-dcd26bea0693",
  "ancestors" : {
    "only_one" : 0
  },
  "id" : "282ad651-16e6-4c67-a7b8-f79a56e22768",
  "code" : "only_one",
  "display" : "Enforce only one",
  "version" : "5.0.0"
}