1. Department of Preventive Dentistry, Faculty of Dental Medicine, Iuliu Hatieganu University of Medicine and Pharmacy, 400083 Cluj-Napoca, Romania
2. Research Center for Functional Genomics, Biomedicine and Translational Medicine, Iuliu Hatieganu University of Medicine and Pharmacy, 400015 Cluj-Napoca, Romania
3. Stomestet Stomatology Clinic, Calea Manastur 68A Street, 400658 Cluj-Napoca, Romania
4. Department of Medical Biology, Medical University of Plovdiv, 4002 Plovdiv, Bulgaria
5. Research Institute, Medical University of Plovdiv, 4002 Plovdiv, Bulgaria
6. Department of Dental Prosthetics, Faculty of Dental Medicine, Iuliu Hatieganu University of Medicine and Pharmacy, 400083 Cluj-Napoca, Romania