Maheaswari Rajendran http://www.ijcdmr.com/ Professor, Department of Periodontics, Tamil Nadu Government Dental College and Hospital, Chennai - 600003 India
Usha R Post graduate student, Department of Periodontics, Tamil Nadu Government Dental College and Hospital, Chennai - 600003 India
Selvam A Post graduate student, Department of Periodontics, Tamil Nadu Government Dental College and Hospital, Chennai - 600003 India