MAHAPATRO, A.; SHANKAR, K.; VARMA, T. Heterotopic triplet gestation in natural conception following an IVF cycle: a rare case report. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 5, n. 2, p. 576–578, 2016. DOI: 10.18203/2320-1770.ijrcog20160418. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/601. Acesso em: 13 oct. 2025.