-Rehman N- ur, khan S, Zubair M, Haq M ul, Badshah U. Causes, Morbidity, and Mortality of Upper Gastrointestinal Bleeding Among Hospitalized Patients. bmcjms [Internet]. 2024 Jul. 3 [cited 2024 Dec. 22];5(1):55-8. Available from: https://bmcjms.org/index.php/bmcj/article/view/269