A clinical study on combined lumbar plexus-sciatic nerve block with ropivacaine in patients undergoing lower-extremity surgery

 
  • 羅比卡因用于腰叢-坐骨神經(jīng)聯(lián)合阻滯的臨床觀(guān)察
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国内精品美女A∨在线播放xuan