Javed, Muhammad Saqib, Ayisha Shaukat, and Saria Kazmi. “Coronavirus Disease and Its Impact on Virtual Education: A Review”. Bangladesh Journal of Infectious Diseases 9, no. 9 (November 2, 2022): S58-S60. Accessed April 25, 2024. https://banglajol.info/index.php/BJID/article/view/62842.