B., A.; SHEIKH, S. A study to evaluate the efficacy of combined prostaglandins and vaginal estradiol compared to prostaglandin alone in labor induction. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 9, n. 3, p. 1153–1158, 2020. DOI: 10.18203/2320-1770.ijrcog20200892. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/7914. Acesso em: 4 dec. 2025.