1. Third Year Resident, Department of community medicine, Bharati Vidyapeeth (DTU) Medical College.
2. Professor Department of Community Medicine, Bharati Vidyapeeth Medical College, Dhankawadi, Pune, Maharashtra, India. 411043.
3. Assistant Professor Department of Community Medicine, Bharati Vidyapeeth Medical College, Dhankawadi, Pune, Maharashtra, India. 411043.