Galzie, Saniyah Khan, and Smitha B. Rao. “Cervical Effacement, As an Independent Parameter Versus Modified Bishop Score, for Predicting the Favorability of Vaginal Delivery in a Primigravida at 40 Weeks Gestation and Beyond”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology 9, no. 5 (April 28, 2020): 1831–1837. Accessed October 12, 2025. https://www.ijrcog.org/index.php/ijrcog/article/view/8315.