Roy, Sushmita, Bhuiyan Mohammad Mahtab Uddin, and Iftikhar Ahmed. “SARS-CoV-2 Variants and Vaccines: Pledge to Global Response!”. Bangladesh Journal of Medical Microbiology 15, no. 2 (July 31, 2021): 30–35. Accessed September 18, 2024. https://banglajol.info/index.php/BJMM/article/view/57818.