1. Restorative Dental Science Department, College of Dentistry, King Khalid University, Abha, Saudi Arabia
2. Department of Dental Education, College of Dentistry, King Khalid University, Abha, Saudi Arabia
3. Department of Prosthetic Dentistry, College of Dentistry, King Khalid University, Abha, Saudi Arabia
4. General Dentist, Private Dental Clinic, Abha, Saudi Arabia
5. Multidisciplinary Department of Medical-Surgical and Odontostomatological Specialties, University of Campania “Luigi Vanvitelli”, Naples, Italy