self.slot->forAll(sl : SlotType1 | 
	(not sl.name.oclIsUndefined()) and 
	(
		sl.name='$XDSDocumentEntryClassCode' or 
		sl.name='$XDSDocumentEntryPracticeSettingCode'  or sl.name='$XDSDocumentEntryHealthcareFacilityTypeCode' or 
		sl.name='$XDSDocumentEntryEventCodeList' or sl.name='$XDSDocumentEntryConfidentialityCode' or 
		sl.name='$XDSDocumentEntryAuthorPerson' or sl.name='$XDSDocumentEntryFormatCode' or 
		sl.name='$XDSDocumentEntryPatientId' 
	)
)