1. Restorative Dental Sciences Department (Endodontic), College of Dentistry, Taibah University, Al-Madinah Al-Munawwarah 42353, Saudi Arabia
2. College of Dentistry and Hospital, Taibah University, Al-Madinah Al-Munawwarah 42353, Saudi Arabia
3. Preventive Dental Science Department, College of Dentistry, Taibah University, Al-Madinah Al-Munawwarah 42353, Saudi Arabia
4. Substitutive Dental Sciences Department (Prosthodontics), College of Dentistry, Taibah University, Al Madinah 41311, Saudi Arabia
5. Prosthodontics Department, College of Dentistry, Ibb University, Ibb 70270, Yemen