No abstract available
MeSH terms
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Adult
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Alfentanil / pharmacology
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Analgesics, Opioid / pharmacology*
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Fentanyl / pharmacology
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Heart Rate / drug effects*
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Humans
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Middle Aged
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Neostigmine / pharmacology*
Substances
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Analgesics, Opioid
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Alfentanil
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Neostigmine
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Fentanyl