BILLOD, J. A.; SAURE, J. G.; NATAVIO, K. M. A. Carcinoid tumor and papillary thyroid carcinoma arising from ovarian mature cystic teratoma: two cases of an extraordinary malignant transformation. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 10, n. 4, p. 1686–1690, 2021. DOI: 10.18203/2320-1770.ijrcog20211159. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/9830. Acesso em: 4 dec. 2025.