Limpivest U, Paritakul P. Study of Delivery Forces used during a Shoulder Dystocia Simulation for 6th years Medical Students. Thai J Obstet Gynaecol [internet]. 2017 Sep. 30 [cited 2025 Apr. 9];25(3):199-205. available from: https://he02.tci-thaijo.org/index.php/tjog/article/view/64920