1. School of Dentistry, Department of Biomedical and Dental Sciences and Morphofunctional Imaging, University of Messina, Via Consolare Valeria, 1, 98125 Messina, Italy
2. Multidisciplinary Department of Medical-Surgical and Odontostomatological Specialties, University of Campania “Luigi Vanvitelli”, 80121 Naples, Italy
3. Department of Dental Cell Research, Dr D.Y. Patil Dental College and Hospital, Dr D.Y. Patil Vidyapeeth, Pimpri, Pune 411018, India
4. School of Dentistry, Aldent University, 1001 Tirana, Albania
5. FiDent, Centro Medico Odontoiatrico, 89121 Reggio di Calabria, Italy
6. Private Practice, 89025 Reggio di Calabria, Italy
7. Department of General Surgery and Surgical-Medical Specialties, School of Dentistry, University of Catania, Via S. Sofia 78, 95124 Catania, Italy