KHAJOTIA, S.; SHARMA, M.; KHICHAR, M. C.; GUPTA, M.; CHOUDHARY, K. Study of pre induction transvaginal ultra-sonographic cervical length and its comparison with bishop score in predicting successful labor induction. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 10, n. 6, p. 2335–2340, 2021. DOI: 10.18203/2320-1770.ijrcog20212172. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/10185. Acesso em: 4 dec. 2025.