1. Department of Oral Pathology, Shifa College of Dentistry, Shifa Tameer-e-Millat University, Islamabad 44000, Pakistan
2. Department of Periodontics, Shifa College of Dentistry, Shifa Tameer-e-Millat University, Islamabad 44000, Pakistan
3. Periodontics Unit, School of Dental Sciences, Health Campus, Universiti Sains Malaysia, 16150 Kubang Kerian, Kota Bharu, Kelantan, Malaysia
4. Department of Prosthodontics, Shifa College of Dentistry, Shifa Tameer-e-Millat University, Islamabad 44000, Pakistan
5. Department of Dental Education and Research, Shahida Islam Medical and Dental College, Lodhran 59320, Pakistan
6. Department of Dental Materials, Islamic International Dental College, Riphah International University, Islamabad 44000, Pakistan
7. Department of Periodontology, Rashid Latif Medical and Dental College, Lahore 54600, Pakistan
8. Department of Operative Dentistry and Endodontics, Foundation University College of Dentistry, Foundation University, Islamabad 44000, Pakistan
9. Orthodontics, Department of Preventive Dentistry, College of Dentistry, Jouf University, Sakaka, Al Jouf 72345, Saudi Arabia
10. Center for Transdisciplinary Research (CFTR), Saveetha Dental College, Saveetha Institute of Medical and Technical Sciences, Saveetha University, Chennai, India
11. Department of Public Health, Faculty of Allied Health Sciences, Daffodil International University, Dhaka, Bangladesh