题名 | Epidural Analgesia with Amide Local Anesthetics, Bupivacaine, and Ropivacaine in Combination with Fentanyl for Labor Pain Relief: A Meta-Analysis | 链接 | http://xueshu.baidu.com/usercenter/paper/show?paperid=5f31204bd81c22d5ec1974901bf08750 |
本帖最后由 lo7ve77 于 2019-4-4 00:40 编辑
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