http://hl7.org/fhir/StructureDefinition/auditevent-ParticipantObjectContainsStudy|5.2.0

A Study Instance ID, which may be used when the Entity type is not (110180, DCM, \"Study Instance UID\").

element_id	types
Extension
Extension.extension
Extension.url
Extension.value[x]	Identifier
Extension
Extension.id	http://hl7.org/fhirpath/System.String
Extension.extension	Extension
Extension.url	http://hl7.org/fhirpath/System.String
Extension.value[x]	Identifier