1. Private Dental Clinic Zagreb, 10000 Zagreb, Croatia
2. Department of Oral Medicine, School of Dental Medicine, University of Zagreb, 10000 Zagreb, Croatia
3. Croatian Society for Oral Medicine and Pathology, Croatian Medical Association, 10000 Zagreb, Croatia
4. Croatian Association of Hospital Dentistry/Special Care Dentistry, Croatian Medical Association, 10000 Zagreb, Croatia
5. Department of Oral Diseases, University Dental Clinic, University Hospital Centre Zagreb, 10000 Zagreb, Croatia
6. Department of Oral Medicine and Periodontology, School of Medicine, University of Split, 21000 Split, Croatia
7. Department of Oral Medicine, Faculty of Dental Medicine, University of Rijeka, Krešimirova 40, 51000 Rijeka, Croatia
8. Department of Dental Medicine, Faculty of Dental Medicine and Health, Josip Juraj Strossmayer University of Osijek, Crkvena 21, 31000 Osijek, Croatia
9. Clinic of Dental Medicine, Clinical Hospital Center Rijeka, Krešimirova 40, 51000 Rijeka, Croatia
10. School of Medicine, Josip Juraj Strossmayer University of Osijek, 31000 Osijek, Croatia