1. Department of Physiology, Sri Ramachandra Medical College and Research Institute, Chennai, Tamil Nadu, India
2. Department of Physiology, Government Yoga and Naturopathy Medical College and Hospital, Chennai, Tamil Nadu, India
3. Department of Biochemistry, Sri Ramachandra Medical college and Research institute, SRIHER, Chennai, Tamil Nadu, India
4. Department of Psychiatry, Sri Ramachandra Institute of Higher Education and Research, Porur, Chennai, Tamil Nadu, India