Saimuey, Pamanee, and Ariyachart Kalawa. “Prophylactic Effect of Ephedrine in Reducing Hemodynamic Alterations Related to Anesthesia Induction with Propofol and Morphine: a Randomized Controlled Trial”. Thai Journal of Anesthesiology 49, no. 2 (February 24, 2023): 91–100. accessed September 21, 2026. https://he02.tci-thaijo.org/index.php/anesthai/article/view/261528.