Mahendra, T., R., M., B., S. B. and N. Nijaguna, S. (2021) “Study of hypokalemia and correlation with severity of disease in patients with COVID-19 positive severe acute respiratory illness and COVID-19 negative severe acute respiratory illness”, International Journal of Advances in Medicine, 8(8), pp. 1102–1107. doi: 10.18203/2349-3933.ijam20212769.