Khadka, S., H. Saeed, Y. Bajgain, J. Shahi, T. P. Yadav, and R. P. Gupta. “Different Modes of Transmission and Containment Strategies for COVID-19”. Europasian Journal of Medical Sciences, vol. 2, no. 2, May 2020, pp. 81-84, https://nepjol.info./index.php/ejms/article/view/35646.