1. Department of Maxillofacial Surgery, Dubrava University Hospital, Gojko Šušak Avenue 6, 10000 Zagreb, Croatia
2. School of Dental Medicine, University of Zagreb, Gundulićeva 5, 10000 Zagreb, Croatia
3. Department of Maxillofacial Surgery, Clinical Hospital Center Rijeka, Krešimirova 42, 51000 Rijeka, Croatia
4. The Faculty of Medicine, University of Rijeka, Braće Branchetta 20/1, 51000 Rijeka, Croatia
5. Department of Neurosurgery, Dubrava University Hospital, Gojko Šušak Avenue 6, 10000 Zagreb, Croatia
6. School of Medicine, Catholic University of Croatia, Ilica 242, 10000 Zagreb, Croatia
7. School of Medicine, University of Zagreb, Šalata 3, 10000 Zagreb, Croatia