ULLAH, Z.; SHAH, W.; HIDAYAT, R.; RIAZ, U.; NASEER, A.; KHAN, H. Frequency of anemia in patients presenting with ulcerative colitis. International journal of health sciences, [S. l.], v. 6, n. S10, p. 1559–1566, 2023. DOI: 10.53730/ijhs.v6nS10.14097. Disponível em: https://sciencescholar.us/journal/index.php/ijhs/article/view/14097. Acesso em: 11 jun. 2026.