http://hl7.org/fhir/StructureDefinition/diagnosticReport-focus|5.2.0

States what the diagnostic report is about if it is not the subject of the report
NameFlagsCardTypeDescription & Constraints
Extension
0..*States what the diagnostic report is about if it is not the subject
 
extension
?..0
 
url
?..?
 
value[x] *
1..?
 
 
valueReference *
1..?Reference