The Protective Effect of Dexmedetomidine Against Ischemia-Reperfusion Injury after Hepatectomy: A Meta-Analysis of Randomized Controlled Trials oleh Ya-Qun Huang, Ya-Qun Huang, Rui-Ting Wen, Rui-Ting Wen, Xiao-Tong Li, Jiao Zhang, Jiao Zhang, Zhi-Ying Yu, Yu-Fei Feng