1. Department of Community Medicine, Sri Manakula Vinayagar Medical College and Hospital, Puducherry, India
2. Department of Community Medicine, Shri Sathya Sai Medical College and Research Institute, Sri Balaji Vidyapeeth (SBV), Chengalpattu District, Tamil Nadu, India
3. Department of Paediatrics, Sri Manakula Vinayagar Medical College and Hospital, Puducherry, India