1. Department of Community Medicine, Mahatma Gandhi Medical College and Research Institute, Sri Balaji Vidyapeeth, Puducherry, India
2. Department of Community Medicine, Indira Gandhi Medical College and Research Institute, Puducherry, India
3. Department of Community and Family Medicine, All India Institute of Medical Sciences, Rishikesh, Uttarakhand, India
4. Department of Preventive and Social Medicine, Jawaharlal Institute of Postgraduate Medical Education and Research, Puducherry, India