D Majeed, Pshtewan, and Karim Jwan Saleh Khoshnaw. “Seroprevalence of Helicobacter Pylori Infection Among Patients With Gastroduodenal Disorders in Erbil City ”. Diyala Journal of Medicine 18, no. 1 (April 1, 2020): 91–101. Accessed September 27, 2025. https://www.djm.uodiyala.edu.iq/index.php/djm/article/view/538.