AVHAD, G.; JERAJANI, H.R. Urachal fibrous band unveiled by a red umbilical papule. European Journal of Pediatric Dermatology, [S. l.], v. 21, n. 4, p. 246–247, 2011. Disponível em: https://ejpd.migration.pkpps03.publicknowledgeproject.org/index.php/journal/article/view/779. Acesso em: 11 sept. 2026.