1. School of Legal Medicine, Department of Biomedical and Dental Sciences and Morphofunctional Imaging, University of Messina, via Consolare Valeria, Messina, Italy
2. School of Dentistry, Department of Biomedical and Dental Sciences and Morphofunctional Imaging, University of Messina, via Consolare Valeria, Messina, Italy
3. Multidisciplinary Department of Medical-Surgical and Odontostomatological Specialties, University of Campania “Luigi Vanvitelli,” Naples, Italy
4. Department of Dentistry, University of Aldent, Tirana, Albania
5. Endodontic Clinical Section, School of Dentistry, Department of Biomedical and Neuromotor Sciences DIBINEM, University of Bologna, Bologna, Italy
6. Department of Economics, University of Messina, Piazza Pugliatti, Messina, Italy