Agarwal, D.U. , Deb, D.S.R. , Roy, D.A.D. , Gupta, D.D. , Ghosh, D.S. , Kurian, D.B.P. , Shaji, J.S. and Paul, D.P. 2021. Risk of Exposure, Impact and Bio Safety Measure among Healthcare Workers in Covid19 Infection, In a Tertiary Care Teaching Hospital, Kolkata. Journal of Current Medical Research and Opinion. 4, 02 (Feb. 2021), 793–805. DOI:https://doi.org/10.15520/jcmro.v4i02.392.