Makhmanazarov O.M. and Khusenov I.Kh., “FACTORS IN BLEEDING FROM GASTRIC AND DUODENAL ULCERS. ”, ta’lim, vol. 38, no. 2, pp. 280–283, Feb. 2025, Accessed: Mar. 04, 2026. [Online]. Available: http://journal-web.uz/index.php/06/article/view/845