1. Department of Restorative and Prosthetic Dental Sciences, College of Dentistry King Saud Bin Abdulaziz University for Health Sciences Riyadh Saudi Arabia
2. King Abdullah International Medical Research Center Riyadh Saudi Arabia
3. Department of Prosthtic Dental Sciences, King Khalid University College of Dentistry, Abha, Saudi Arabia; Fellow in Advanced Digital Prosthodontics and Implant Dentistry, Department of Prosthodontics Loma Linda University School of Dentistry Loma Linda California USA
4. Department of Restorative Dentistry, Faculty of Dentistry King Abdulaziz University Jeddah Saudi Arabia
5. Prosthodontic Resident King Saud University Riyadh Saudi Arabia
6. Advanced Education Program in Prosthodontics Loma Linda University School of Dentistry Loma Linda California USA