1.
Treetrong M, Krainara S. Prediction of Successful Normal Vaginal Delivery by Intrapartum Transperineal Ultrasonographic Measurement of the Angle of Progression. Thai J Obstet Gynaecol [internet]. 2024 May 3 [cited 2026 Oct. 12];32(3):205-13. available from: https://he02.tci-thaijo.org/index.php/tjog/article/view/265600