Yogesh, Sai, Tanya Singh, Abhishek Kashyap, and Indrajit Banerjee. “Sudden Upsurge of COVID-19 Cases in China: A Global Threat”. Journal of Advances in Internal Medicine 12, no. 1 (July 15, 2023): 18–20. Accessed September 27, 2024. https://nepjol.info/index.php/JAIM/article/view/56681.