องอาจ สุกัญญา. 2019. “Research Name: The incidence and factors associated with shivering symptom in patients who underwent General or Regional Anesthesia in Damneon Saduak Hospital”. Hua Hin Medical Journal 3 (2):116-26. https://he01.tci-thaijo.org/index.php/hhsk/article/view/175268.