1. From the Department of Physiology, All India Institute of Medical Sciences, Deoghar, Jharkhand, India
2. Jagannath Gupta Institute of Medical Sciences and Hospital, Raiganj, West Bengal, India
3. Department of Physiology, Raiganj Government Medical College and Hospital, Raiganj, West Bengal, India
4. Department of Dermatology, College of Medicine and Sagore Dutta Hospital, Kolkata, West Bengal, India