Preoperative malnutrition is a risk factor for intraoperative hypotension in high-risk surgical patients: a propensity score–matched cohort study. - Huang, Zhengzhen; Wang, Chen; Zhu, Meimei; Zhu, Ziyu; Miao, Xiaoyong; Yao, Ying; Cao, Jianping; Li, Yan (Perioperative Medicine, 2025)