Jagbir Singh Malik, Meenakshi Kalhan, Anita Punia1, Sandeep Sachdeva, Binod Kumar Behera1
Departments of Community Medicine, Pt. B. D. Sharma Post Graduate Institute of Medical Sciences, Rohtak,
1Community Medicine, BPS Government Medical College for Women, Khanpur Kalan, Sonepat, Haryana, India