Comparison of the efficacy of hydromorphone alone and sufentanil+butorphanol on analgesia after shoulder arthrolysis under general anesthesia
ZHU Jian, YU Jing, LU Jian, LIU Wei, ZHU Kaidi, CHEN Silou, YANG Jianfeng
Journal of Hunan Normal University(Medical Science) . 2025, (4): 35 -39 . 

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