Piryani, R. M., S. Piryani, S. Piryani, G. Dangal, M. Huq, and D. R. Shakya. “COVID-19 Testing: Essential for Tracking Infection and Helping Authority to Overcome the Challenges of Spread”. Journal of Chitwan Medical College, vol. 10, no. 2, June 2020, pp. 90-92, https://nepjol.info/index.php/JCMC/article/view/29683.