Pinsornsak B. The Effect of Sitting versus Lateral Position during Induction of Spinal Anesthesia for Cesarean Section. SRIMEDJ [internet]. 2015 Dec. 5 [cited 2026 Sep. 17];30(5):498-503. available from: https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/43323