Parajuli, S, and U Koirala. “Incidence of Helicobacter Hepaticus and Its Relation to Gallbladder Carcinoma”. Journal of Pathology of Nepal 1, no. 2 (October 15, 2011): 122–125. Accessed January 26, 2026. https://www.nepjol.info/index.php/JPN/article/view/5406.