(self.slot->select(sl : SlotType1 | (not sl.name.oclIsUndefined()) and (sl.name = 'sourcePatientInfo'))->size() < 2)  and 
self.slot->select(sl : SlotType1 | sl.name = 'sourcePatientInfo')->forAll(sl : SlotType1 | not sl.valueList.oclIsUndefined() )