{
  "package" : "hl7.fhir.uv.extensions.r4@5.2.0",
  "definition" : "if listed in the differential, would 'override' what's in the snapshot (but must be a subset or same as base snapshot).  Propagate what's in the base only if extension doesn't appear in the differential (and must check differential against base)",
  "system" : "http://hl7.org/fhir/inheritance-control-code",
  "property" : [ ],
  "codesystem" : "6270b377-3095-5c5c-88b6-2766f2176c69",
  "concept_id" : "33e1f6a8-fc46-5b45-b138-04961d235f10",
  "ancestors" : {
    "Fixed" : 0
  },
  "id" : "8059d3ba-9a10-4554-a6ba-eb8ce8429f9e",
  "code" : "Fixed",
  "display" : "Fixed",
  "version" : "5.2.0"
}