1. Department of Maxillofacial Surgery & Diagnostic Sciences, College of Dentistry, King Saud Bin Abdulaziz University for Health Sciences, Ministry of National Guard Health Affairs, King Abdullah International Medical Research Centre, Riyadh, Kingdom of Saudi Arabia
2. Department of Maxillofacial Surgery & Diagnostic Sciences, College of Dentistry, King Saud Bin Abdulaziz University for Health Sciences, King Abdullah International Medical Research Centre, Dental services, Ministry of the National Guard- Health Affairs, Riyadh, Kingdom of Saudi Arabia
3. College of Dentistry, King Saud Bin Abdulaziz University for Health Sciences, Riyadh, Kingdom of Saudi Arabia
4. Department of Preventive Dental Sciences, College of Dentistry, King Saud Bin Abdulaziz University for Health Sciences, Ministry of National Guard Health Affairs, King Abdullah International Medical Research Centre, Riyadh, Kingdom of Saudi Arabia
5. Department of Restorative & Prosthetic Dental Sciences, College of Dentistry, King Saud Bin Abdulaziz University for Health Sciences, Ministry of National Guard Health Affairs King Abdullah International Medical Research Centre, Riyadh, Kingdom of Saudi Arabia
6. Oral & Maxillofacial Surgery, 32 Pearl Dental Clinic, Coimbatore, Tamil Nadu, India