N., R. B., L. Das, D. J. C., S. Ghosh, B. P. Kurian, P. Paul, M. A. Reddy, and S. K. B. P. “Community Transmission of a Virus: A Global Pandemic Overview”. International Journal Of Community Medicine And Public Health, vol. 8, no. 3, Feb. 2021, pp. 1518-27, doi:10.18203/2394-6040.ijcmph20210856.