Effects of sevoflurane preconditioning and dexmedetomidine on postoperative cognitive dysfunction in elderly patients with esophageal carcinoma

CUI Song-qin, HUANG Hong-fang, HUANG Xue-lian, RUI Xiao, HUANG Sai-sai

Tianjin Medical Journal . 2021, (10): 1089 -1093 . DOI: 10.11958/20210806