RAMIREZ-ESPINOZA, Alfredo; RODRIGUEZ, Juan M.; QUEREDA, Francisco. Marked elevation of CA 19-9 in ovarian teratoma. Should we be worried? A case report . European Gynecology & Obstetrics, [S. l.], v. 7, n. 2, 2025. DOI: 10.53260/EGO.257023. Disponível em: https://egojournal.eu/index.php/ego/article/view/42. Acesso em: 10 sep. 2026.