Ahasan, HAM Nazmul. “Pandemic (H1N1) 2009 Influenza: Bangladesh Perspective”. Journal of Bangladesh College of Physicians and Surgeons 27, no. 3 (January 29, 2010): 129–131. Accessed November 22, 2024. https://banglajol.info/index.php/JBCPS/article/view/4288.