1. Prof. and Head, Department of Periodontics; Dr. H.S.J. Institute of Dental Sciences & Research; Chandigarh; India
2. Senior Lecturer, Department of Periodontics; Dr. H.S.J. Institute of Dental Sciences & Research; Chandigarh; India
3. Lecturer, Department of Periodontics; Swami Devi Dayal Hospital and Dental College; Barwala; Haryana; India