1. Department of Pharmacology, Shri Sathya Sai Medical College & Research Institute, Sri Balaji Vidyapeeth, Chengalpattu District, Tamil Nadu, India
2. Department of Anaesthesia, Shri Sathya Sai Medical College & Research Institute, Sri Balaji Vidyapeeth, Chengalpattu District, Tamil Nadu, India
3. Department of Pharmacology, AIIMS, Bibinagar, Hyderabad, India