VEGA, R. V.- de la; DÍAZ-FLORES, A.; TREJO-ÁVILA, M. E.; BADA-YLLÁN, O.; DELANO-ALONSO, R.; VALENZUELA-SALAZAR, C. Retroperitoneal germ cell tumor mimicking neoplasm of ampulla of Vater. International Surgery Journal, [S. l.], v. 5, n. 6, p. 2353–2357, 2018. DOI: 10.18203/2349-2902.isj20182254. Disponível em: https://www.ijsurgery.com/index.php/isj/article/view/2977. Acesso em: 7 nov. 2025.