Kamble, P., Daulatabad, V., Singhal, A., U, M., S, V., John, N.A. and John, J. 2022. Physical Activity: A Key to Uphold Immune Functions during COVID-19 Pandemic. International Journal of Clinical and Experimental Physiology. 8, 4 (Mar. 2022), 133-135. DOI:https://doi.org/10.5530/ijcep.2021.8.4.34.