The effect of perioperative dexmedetomidine on postoperative delirium in adult patients undergoing cardiac surgery with cardiopulmonary bypass: a systematic review and meta-analysis of randomized controlled trials - Zhuang, Xiaoli; Fu, Lin; Luo, Lan; Dong, Ziyuan; Jiang, Yu; Zhao, Ju; Yang, Xiaofang; Hei, Feilong (BMC Anesthesiology, 2024)