Chowdhury, Mahbuba, Sharmeen Ahmed, A.F.M.A.L Masum Khan, Shirin Tarafdar, and Ruhul Amin Miah. “Helicobacter Pylori CagA Gene Polymorphism in Patients With Gastroduodenal Diseases”. Bangladesh Medical Research Council Bulletin 43, no. 1 (January 2, 2018): 37–43. Accessed November 27, 2022. https://banglajol.info/index.php/BMRCB/article/view/35152.