1. Department of Community Medicine and Family Medicine, School of Public Health, All India Institute of Medical Sciences , Jodhpur , India
2. School of Public Health, All India Institute of Medical Sciences , Jodhpur , India
3. Department of Community Medicine and Family Medicine, All India Institute of Medical Sciences , Jodhpur , India
4. Tobacco Control Department, International Union Against Tuberculosis and Lung Disease (The Union) South-East Asia Office , New Delhi , India