1. Naveed Khawaja:
Maxillofacial Surgery and Diagnostic Sciences, College of Dentistry, KSU, Riyadh, Saudi Arabia; Oral Path, Oral & Maxillofacial Surgery Department, Dental Section, NMC, Multan, Pakistan
2. Kauser Parveen:
Dental Health Department, College of Applied Medical Sciences, College of Dentistry, King Saud University, Riyadh, Suadia Arabia
3. Abdullah Almotreb:
College of Dentistry, King Saud University, Riyadh, Suadia Arabia
4. Rashed Tashkandi:
College of Dentistry, King Saud University, Riyadh, Suadia Arabia