AHMED , H. F. Causes of upper gastrointestinal bleeding in patients admitted to Erbil hospitals. AMJ (Advanced Medical Journal) , [S. l.], v. 8, n. 2, p. 16-22, 2023. DOI: 10.56056/amj.2023.213. Disponível em: https://amj.khcms.edu.krd/index.php/main/article/view/298. Acesso em: 22 dec. 2024.