PERVEEN, I.; HASAN, M. Q.; MOSABBIR, M. A. Clinical and Endoscopic Profile of Patients with Upper Gastro-Intestinal Bleeding (UGIB). Journal of Enam Medical College, [S. l.], v. 9, n. 2, p. 78–83, 2019. DOI: 10.3329/jemc.v9i2.41408. Disponível em: https://banglajol.info/index.php/JEMC/article/view/41408. Acesso em: 3 dec. 2022.