6%羟乙基淀粉和乳酸钠林格液在预防蛛网膜下腔-硬膜外联合阻滞麻醉后低血压效果的比较
6%간을기정분화유산납림격액재예방주망막하강-경막외연합조체마취후저혈압효과적비교
Comparison of the effects between 6% hydroxyethyl starch and lactated Ringer's solution in the prevention of hypotension after subarachnoid-epidural ariesthesia