No abstract available
Publication types
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Clinical Trial
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Controlled Clinical Trial
MeSH terms
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Caffeine / administration & dosage*
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Caffeine / adverse effects
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Coffee
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Drug Interactions*
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Feeding Behavior
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Female
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Humans
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Male
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Middle Aged
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Pentobarbital / therapeutic use*
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Placebos
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Sleep / drug effects*
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Sleep Initiation and Maintenance Disorders / chemically induced
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Time
Substances
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Coffee
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Placebos
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Caffeine
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Pentobarbital