{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "Average of non-null values in the referenced set of values",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "_ObservationMethodAggregate"
  } ],
  "codesystem" : "82c77d18-2f57-5ed8-9365-64a5fa72e7d3",
  "concept_id" : "3cea9f28-c6f0-5900-82bb-0054088a7fe3",
  "ancestors" : {
    "AVERAGE" : 0,
    "_ObservationMethodAggregate" : 1
  },
  "id" : "5e3687bd-dcc0-4b5b-ab17-091deeb79f2a",
  "code" : "AVERAGE",
  "display" : "average",
  "version" : "2018-08-12"
}