1. Department of Oral and Craniofacial Health Sciences, University of Sharjah, Sharjah, , United Arab Emirates
2. Preventive Dentistry Department, Jouf University, Sakaka, Al Jouf, Saudi Arabia
3. Department of Public Health Dentistry, Goa Dental College, Goa, India
4. Department of Diagnostic and Surgical Dental Sciences, Gulf Medical University, Ajman, United Arab Emirates
5. College of Dentistry, Gulf Medical University, Ajman, United Arab Emirates
6. Department of Oral Medicine and Radiology, Nitte (Deemed to be University), Mangalore, India