Karaşin, Süleyman Serkan. “A Novel Method for Assessing the Condition of the Cervix before Labor Induction: Cervical length/Thickness Ratio: Ultrasonographic Observation of Cervical Ripening”. Journal of Surgery and Medicine 6, no. 8 (August 31, 2022): 729–734. Accessed April 25, 2024. https://jsurgmed.com/article/view/7357.