Alam, Hasina, Tanvir Ahmed, Hashim Rabbi, and Md Mamunur Rashid. “Gallbladder Cancer: Experience of Managing Twenty Consecutive Cases”. BIRDEM Medical Journal 9, no. 1 (January 11, 2019): 23–29. Accessed May 19, 2022. https://banglajol.info/index.php/BIRDEM/article/view/39720.