1. Department of Dermatology and STD, Pandit Madan Mohan Malaviya Hospital, Malviya Nagar, New Delhi, India
2. Department of Dermatology and STD, American International Institute of Medical Sciences and GBH Hospital, Udaipur, Rajasthan, India
3. Department of Dermatology and STD, Vardhman Mahavir Medical College and Safdarjung Hospital, Ansari Nagar, New Delhi, India