TAKEZOE, Toshiko et al. Retroperitoneal Giant Immature Teratoma Diagnosed at Birth and treated post-neonatally: A Case Report. Journal of Neonatal Surgery, Lahore, Pakistan, v. 14, n. 1S, p. 1118–1120, 2025. DOI: 10.52783/jns.v14.1669. Disponível em: https://jneonatalsurg.com/index.php/jns/article/view/1669. Acesso em: 16 feb. 2026.