1. Department of Oral and Maxilofacial Surgery, Gian Sagar Dental College, Patiala, Punjab, India
2. Department of Periodontology, Punjab Government Dental College and Hospital, Amritsar, Punjab, India
3. Department of Oral Health Sciences (Periodontics), Post Graduate Institute of Medical Education and Research (PGIMER), Chandigarh, India
4. Department of Prosthodontics, ITS Centre for Dental Studies and Research, Ghaziabad, Uttar Pradesh, India