Bakhtyiar Shwan Azeez, Sana Rafat Yassin, Ayshan Rafat Yassin. “Prevalence of H. Pylori Infection Among Patients With Recurrent Gastric Ulcer in Arbil City”. Pakistan Journal of Medical & Health Sciences 16, no. 06 (August 5, 2022): 638. Accessed October 20, 2024. https://pjmhsonline.com/index.php/pjmhs/article/view/1876.