GHRITLAHAREY, Rajendra K. Umbilical keratinous cyst in a 7-year-old girl: A case report. Indian Journal of Child Health, [S. l.], v. 11, n. 1, p. 6–8, 2024. DOI: 10.32677/ijch.v11i1.4510. Disponível em: https://mansapublishers.com/ijch/article/view/4510. Acesso em: 5 dec. 2025.