{
  "package" : "hl7.terminology.r4@6.3.0",
  "definition" : "**Description:**An actual value may exist, but it must be derived from the provided information (usually an EXPR generic data type extension will be used to convey the derivation expressionexpression .",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-NullFlavor",
  "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" : "22657"
  }, {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "subsumedBy",
    "valueCode" : "INV"
  } ],
  "codesystem" : "5eb3a5ce-3bbe-502a-9a92-df1e7f903515",
  "concept_id" : "4b9930a3-4557-567c-9b0e-3f5ec06f36b8",
  "ancestors" : {
    "NI" : 2,
    "DER" : 0,
    "INV" : 1
  },
  "id" : "a59dc4ab-8246-4a1c-a592-33125e967147",
  "code" : "DER",
  "display" : "derived",
  "version" : "3.0.0"
}