Ullah, M, N Kar, PK Karmaker, S Alam, MS Mamun, T Rahman, SMA Habib, and AAS Majumder. “Prevention of Stroke in Nonvalvular Atrial Fibrillation”. Cardiovascular Journal 1, no. 1 (August 9, 2011): 64–71. Accessed November 6, 2025. https://www.banglajol.info/index.php/CARDIO/article/view/8217.