Gholami, Hamideh, Yousef Moradi, Zaher Khazaei, and Shahrzad Tehrani. “A Comparison of the Effect of Dexamethasone and Pethidine for Prevention of Shivering After Spinal Anesthesia in Caesarean Section: Randomization Clinical Trial”. Biomedical Research and Therapy 5, no. 9 (September 21, 2018): 2646-2650. Accessed December 13, 2018. http://www.bmrat.org/index.php/BMRAT/article/view/473.