No abstract available
MeSH terms
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Analgesics / therapeutic use*
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Bridged-Ring Compounds / therapeutic use
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Humans
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Morphinans / therapeutic use
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Morphine / therapeutic use
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Narcotic Antagonists / therapeutic use
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Piperidines / therapeutic use
Substances
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Analgesics
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Bridged-Ring Compounds
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Morphinans
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Narcotic Antagonists
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Piperidines
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Morphine