{
  "package" : "hl7.terminology.r5@6.3.0",
  "definition" : "Sum of non-null values in the referenced set of values",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
  "property" : [ {
    "code" : "status",
    "valueCode" : "active"
  }, {
    "code" : "internalId",
    "valueCode" : "23446"
  }, {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "_ObservationMethodAggregate"
  } ],
  "codesystem" : "80d91826-5d05-5505-bfd5-11a9245b9b3f",
  "concept_id" : "1df8824e-6965-56aa-87bd-34be885cbc50",
  "ancestors" : {
    "SUM" : 0,
    "_ObservationMethodAggregate" : 1
  },
  "id" : "183c2ca0-2aa1-45c5-9e74-13a3b648ffcf",
  "code" : "SUM",
  "display" : "sum",
  "version" : "3.0.0"
}