Effect of B-ultrasound guided paravertebral block and general anesthesia on cognitive function and early recovery quality of elderly patients after thoracoscopic lobectomy
MU Yan, LIU Xin-yan, QI Sheng-juan
Journal of Hebei Medical University . 2021, (3): 324 -329 .  DOI: 10.3969/j.issn.1007-3205.2021.03.016