A Systematic Review and Meta-Analysis of Randomized Controlled Trials of Labor Epidural Analgesia Using Moderately High Concentrations of Plain Local Anesthetics versus Low Concentrations of Local Anesthetics with Opioids
2019 ◽
Vol 237
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pp. 189-197
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2020 ◽
Vol 76
(4)
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pp. 501-506
2009 ◽
Vol 56
(3)
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pp. 230-242
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2016 ◽
Vol 37
(4)
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pp. 343-354
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2020 ◽
Vol 60
(8)
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