Early Postoperative Analgesic Effects of Single Epidural Ropivacaine Injection Before Surgery in Posterior Lumbar Spinal Fusion: A Randomized Controlled Trial
2014 ◽
Vol 61
(4)
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pp. 330-339
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2015 ◽
Vol 20
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pp. 128-134
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2016 ◽
Vol 15
(3)
◽
pp. 197-203
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2016 ◽
Vol 7
(26)
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pp. 641
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