YADAV, R.; CHOPRA, K.; GOYAL, A. A retrospective study of the comparison of maternal outcomes in in-vitro-fertilization pregnancy versus spontaneous conception. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 13, n. 1, p. 80–85, 2023. DOI: 10.18203/2320-1770.ijrcog20234082. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/13637. Acesso em: 28 oct. 2025.