Prenatal diagnosis of cloacal anomaly in trisomy 21. Indian Journal of Case Reports, [S. l.], v. 7, n. 2, p. 53–55, 2021. DOI: 10.32677/IJCR.2021.v07.i02.004. Disponível em: https://www.mansapublishers.com/ijcr/article/view/2748. Acesso em: 8 dec. 2025.