{
  "package" : "hl7.terminology.r4@6.3.0",
  "definition" : "Criteria for specifying the entities to be evaluated by a specific quality measure, based on a shared common set of characteristics (within a specific measurement set to which a given measure belongs).",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ActCode",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#status",
    "code" : "status",
    "valueCode" : "active"
  }, {
    "_uri" : "http://terminology.hl7.org/CodeSystem/utg-concept-properties#v3-internal-id",
    "code" : "internalId",
    "valueCode" : "23547"
  }, {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "subsumedBy",
    "valueCode" : "_PopulationInclusionObservationType"
  } ],
  "codesystem" : "cbab4a87-49ca-5502-88d6-f33b5f07237f",
  "concept_id" : "1cbba327-bb92-55d4-9d82-bfc38ec7a0e3",
  "ancestors" : {
    "IPOP" : 0,
    "_ObservationType" : 2,
    "_PopulationInclusionObservationType" : 1
  },
  "id" : "4145772e-3dc3-4f4c-aed6-31eb1208bb63",
  "code" : "IPOP",
  "display" : "initial population",
  "version" : "9.0.0"
}