Objective To compare the efficacy and safety of patient-controlled analgesia ( PCA ) of epidural with intravenous fentanyl.

  • 目的比较术后经硬膜外和静脉应用芬太尼病人自控镇痛 ( CA ) 临床效果和安全性.

  • 互联网摘选 2025-01-18 14:40:24

    • 相关例句
    精确
    • 模糊
    • 词首
    • 词尾
    • 词义
    • 例句