1. ECHS, Air Force Hospital, Gorakhpur 273014, India
2. Department of Periodontics, Institute of Dental Sciences, Bareilly 243006, India
3. Department of Periodontics and Community Dental Sciences, College of Dentistry, King Khalid University, Abha 61421, Saudi Arabia
4. Department of Preventive Dentistry, College of Dentistry, Jouf University, Sakaka 72345, Saudi Arabia
5. Department of Periodontics & Implantology, Datta Meghe Institute of Higher Education & Research, Sharad Pawar Dental College, Sawangi (Meghe), Wardha 442107, India
6. Department of Oral & Maxillofacial Surgery & Diagnostic Sciences, College of Dentistry, Jouf University, Sakaka 72345, Saudi Arabia