SHADY, N. W.; SALLAM, H. F.; ABBAS, A. M. Placenta accreta and emergency cesarean delivery correlates to cervical length and transcervical placental thickness measurement. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 6, n. 11, p. 4808–4813, 2017. DOI: 10.18203/2320-1770.ijrcog20174991. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/3662. Acesso em: 29 dec. 2025.