About the Authors

J. S. Thakur

jsthakur64@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

Arnab Pal

Affiliation Department of Biochemistry, Post Graduate Institute of Medical Education and Research, Chandigarh, India

Shavinder Singh

Affiliation Department of Community Medicine, Christian Medical College, Ludhiana, India

Amarjit Singh

Affiliation Department of Community Medicine, Government Medical College, Patiala, India

S. S. Deepti

Affiliation Department of Community Medicine, Government Medical College, Amritsar, India

Mohan Lal

Affiliation Department of Community Medicine, Government Medical College, Amritsar, India

Sanjay Gupta

Affiliation Department of Community Medicine, Guru Gobind Singh Medical College, Faridkot, India

Rajender Prasad

Affiliation Department of Biochemistry, Post Graduate Institute of Medical Education and Research, Chandigarh, India

Sanjay Jain

Affiliation Department of Internal Medicine, Post Graduate Institute of Medical Education and Research, Chandigarh, India

Rajiv Saran

Affiliation Department of Internal Medicine and Epidemiology, University of Michigan, Ann Arbor, Michigan, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JST. Performed the experiments: JST GJ RP AP SJ SS AS SG SD ML RS. Analyzed the data: JST GJ RP AP SJ SS AS SG SD ML RS. Contributed reagents/materials/analysis tools: JST GJ RP AP SJ SS AS SG SD ML RS. Wrote the paper: JST GJ RP RS.