Saridogan, Erdinc, and Ozlem Moraloglu Tekin. 2021. “The Usefulness of Intrapartum Transperineal Ultrasonography for the Prediction of Mode of Delivery”. Gynecology Obstetrics &Amp; Reproductive Medicine 27 (2). Ankara, TR:116-22. https://doi.org/10.21613/GORM.2020.1031.