1. Department of Community Medicine and School of Public Health, Postgraduate Institute of Medical Education and Research , Sector 12, Chandigarh 160012, India
2. Global Health Policy Program, Center for Global Development, Europe , Great College St, London SW1P 3SE, United Kingdom
3. Government of India, National Health Authority , Tower-L, Jeevan Bharti, Janpath, Connaught Place, New Delhi 110001, India