About the Authors

Shankar Prinja

shankarprinja@gmail.com

Affiliation School of Public Health, Post Graduate Institute of Medical Education and Research, Chandigarh, India

Gursimer Jeet

Affiliation School of Public Health, Post Graduate Institute of Medical Education and Research, Chandigarh, India

Ramesh Verma

Affiliation Department of Community Medicine, Pt. BD Sharma Post Graduate Institute of Medical Sciences, Rohtak, Haryana, India

Dinesh Kumar

Affiliation Department of Community Medicine, Dr. Rajendra Prasad Government Medical College, Kangra, Himachal Pradesh, India

Pankaj Bahuguna

Affiliation School of Public Health, Post Graduate Institute of Medical Education and Research, Chandigarh, India

Manmeet Kaur

Affiliation School of Public Health, Post Graduate Institute of Medical Education and Research, Chandigarh, India

Rajesh Kumar

Affiliation School of Public Health, Post Graduate Institute of Medical Education and Research, Chandigarh, India

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SP RK MK. Performed the experiments: GJ DK RV PB. Analyzed the data: GJ PB SP. Contributed reagents/materials/analysis tools: SP GJ RK MK. Wrote the paper: SP PB GJ. Revised the manuscript substantially with critical inputs and approved the final submission: SP GJ RV DK PB MK RK.