blo

Objective To compare the effect of epidural blo ck with isoconcentrational and isovolumic bupivacaine ( BUP ) and ropivacain ( ROP ).

目的:比较罗哌卡因与布比卡因在等浓度、容积条件下用于硬膜外 麻醉 临床效果有何差异.

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