Mir, Zahid Iqbal, et al. “Outcome of H. Pylori Infection of Gallbladder Mucosa in Patients of Chronic Cholecystitis”. JK Science: Journal of Medical Education & Research, vol. 23, no. 4, Oct. 2021, pp. 200-4, https://journal.jkscience.org/index.php/JK-Science/article/view/88.