Author(s) affiliations:Surabhi Dayal1, Brahmita Monga2*, V. K. Jain3, Kamal Aggarwal1, Anuradha4
1Professor, 2Post Graduate, 3Senior Professor and Head, Department of Dermatology, venereology and leprology,
4Senior Resident, Department of Preventive and social medicine, Pandit Bhagwat Dayal Sharma Post Graduate Institute of Medical Sciences, Rohtak, Haryana, India.