Agarwal, D. U. .; Deb, D. S. R. .; Roy, D. A. D. .; Gupta, D. D. .; Ghosh, D. S. .; Kurian, D. B. P. .; Shaji, J. S. .; Paul, D. P. . Risk of Exposure, Impact and Bio Safety Measure Among Healthcare Workers in Covid19 Infection, In a Tertiary Care Teaching Hospital, Kolkata. J Current Med Res Opinion 2021, 4, 793-805.