Habashy, A. E., T. Tappozada, and S. M. E. Sayed. “Comparison Between Static and Dynamic Cervical Assessment in Prediction of Preterm Birth”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 11, no. 11, Oct. 2022, pp. 2954-62, doi:10.18203/2320-1770.ijrcog20222783.