1. Department of Oral Pathology, Oral Medicine & Periodontology; Faculty of Dentistry; University of Malaya; Kuala Lumpur Malaysia
2. Faculty of Dentistry; University of Malaya; Kuala Lumpur Malaysia
3. Department of Dentistry; Al-Farabi Dental College; Riyadh Saudi Arabia
4. 3D Imaging and Biomechanical Laboratory; College of Applied Medical Sciences; King Saud University; Riyadh Saudi Arabia