1. Department of Physiology, All India Institute of Medical Sciences, Gorakhpur, Uttar Pradesh, India
2. Department of Psychiatry, All India Institute of Medical Sciences, Gorakhpur, Uttar Pradesh, India
3. Department of Physiology, All India Institute of Medical Sciences, Kalyani, West Bengal, India
4. Department of Physiology, All India Institute of Medical Sciences, Bathinda, Punjab, India
5. Department of Community Medicine and Family Medicine, All India Institute of Medical Sciences, Gorakhpur, Uttar Pradesh, India,