Prevalence of Endoscopic Findings in Upper Gastrointestinal Bleeding At Aliabad Teaching Hospital. Afghan Medical Journal [اینترنت]. 22 آگوست 2025 [ارجاع شده 13 ژوئن 2026];2(2). قابل دسترس در: https://www.afghanmedicaljournal.org/index.php/amj/article/view/51