(Q51547965)
Statements
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Epidural morphine plus ketamine for upper abdominal surgery: improved analgesia from preincisional versus postincisional administration. (English)
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Choe H
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Choi YS
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Kim YH
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Ko SH
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Choi HG
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Han YJ
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Song HS
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1 March 1997
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84
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3
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560-563
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Identifiers
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