{
"package" : "hl7.fhir.r4.examples@4.0.1",
"definition" : "The specified property of the code has at least one value (if the specified value is true; if the specified value is false, then matches when the specified property of the code has no values).",
"system" : "http://hl7.org/fhir/filter-operator",
"property" : [ ],
"codesystem" : "c71e128f-1a7c-5e3b-953e-352d35f68916",
"concept_id" : "e4e80ade-3cf2-5d60-a038-1cf093440555",
"ancestors" : {
"exists" : 0
},
"id" : "d97405c9-5fc1-47eb-89c7-0a5e9a4b2868",
"code" : "exists",
"display" : "Exists",
"version" : "4.0.1"
}