Objective: To compare the effects of three analgesia methods on the hemodynamic of hypertensive patients receiving the lower limb bone surgery.
目的：比较高血压患者下肢骨手术后三种镇痛方法对患者血流动力学的影响。
Objective: To compare the effects of three analgesia methods on the hemodynamic of hypertensive patients receiving the lower limb bone surgery.
目的：比较高血压患者下肢骨手术后三种镇痛方法对患者血流动力学的影响。
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