No abstract available
MeSH terms
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Analgesics, Opioid / pharmacology*
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Antiemetics / pharmacology*
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Humans
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Ondansetron / pharmacology*
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Pain, Postoperative / drug therapy*
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Tramadol / pharmacology*
Substances
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Analgesics, Opioid
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Antiemetics
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Tramadol
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Ondansetron