1. Department of Community Medicine and Family Medicine, All India Institute of Medical Sciences, Bibinagar, Telangana, India
2. Department of Community Medicine, GMERS, Gandhinagar, Gujarat, India
3. Department of Community Medicine, K.S. Hegde Medical Academy Nitte Deemed to be University, Mangalore, India
4. Department of Community Medicine M R Medical College, Kalaburagi, Karnataka, India
5. Indian Institute of Public Health, Gandhinagar, Gujarat, India