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Patient-controlled epidural analgesia for labor |
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| Authors: | Smiley Richard M Stephenson Leroi |
| Affiliation: | Columbia University Medical Center, Department of Anesthesiology, New York, New York 10032, USA. rms7@columbia.edu |
| Abstract: | |
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| 本文献已被 PubMed 等数据库收录！ | |