GANGWAR, A.; GUPTA, S. An approach to reduce labor pain and increase vaginal birth rate. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 14, n. 3, p. 808–812, 2025. DOI: 10.18203/2320-1770.ijrcog20250509. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/14987. Acesso em: 13 oct. 2025.