Yaakop A, Hassan M, Omar S, Mazlan M, Mukmin L, W. Hassan WN. Tramadol vs. pethidine to control perioperative shivering in cesarean section under spinal anesthesia: a double-blind study. apic [Internet]. 13Jun.2022 [cited 2Jul.2024];26(3):283-90. Available from: https://apicareonline.com/index.php/APIC/article/view/1893