Ulcerative colitis: An uncommon cause of hematochezia in children of preschool age group. Indian Journal of Case Reports, [S. l.], v. 6, n. 6, p. 361–363, 2020. DOI: 10.32677/IJCR.2020.v06.i07.004. Disponível em: https://mansapublishers.com/index.php/ijcr/article/view/2428.. Acesso em: 24 aug. 2024.