KABADI, H. R.; SR, C. M.; SHIVANNA, M. B. Delivery of a fetus with undiagnosed sacro coccygeal teratoma. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 4, n. 3, p. 846–847, 2017. DOI: 10.18203/2320-1770.ijrcog20150106. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/1964. Acesso em: 2 feb. 2026.