Gunasekaran, Prabakar, and Izhar Vinson. “Helicobacter Pylori Colonization of Gallbladder in Patients With Symptomatic Cholelithiasis”. International Surgery Journal 4, no. 7 (June 22, 2017): 2194–2196. Accessed November 10, 2025. https://www.ijsurgery.com/index.php/isj/article/view/1587.