Effects of paravertebral nerve block combined with general anesthesia on postoperative recovery quality and analgesia in patients with middle and lower thoracic esophageal cancer
Zheng Xianxia, Du Dongmei, Han Fengyang
International Medicine and Health Guidance News . 2022, (17): 2470 -2473 .  DOI: 10.3760/cma.j.issn.1007-1245.2022.17.022

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