The effect of ultrasound-guided erector spinae plane block on postoperative analgesia in patients with laparoscopic cholecystectomy
Zhang Xiaodan, Wang Hongyu, Zhang Yong, Han Liu
International Medicine and Health Guidance News . 2021, (6): 813 -817 .  DOI: 10.3760/cma.j.issn.1007-1245.2021.06.007

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