{
"package" : "hl7.terminology.r5@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" : "1567b235-54c7-5bac-b989-a54941e5aaa2",
"concept_id" : "4b9930a3-4557-567c-9b0e-3f5ec06f36b8",
"ancestors" : {
"NI" : 2,
"DER" : 0,
"INV" : 1
},
"id" : "b513f0ca-a617-407e-860f-c39c8adf5dd3",
"code" : "DER",
"display" : "derived",
"version" : "3.0.0"
}