No abstract available
Publication types
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Research Support, U.S. Gov't, P.H.S.
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Review
MeSH terms
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Animals
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Dose-Response Relationship, Drug
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Drug Tolerance
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Humans
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Hyperalgesia / chemically induced*
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Narcotics / adverse effects*
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Narcotics / therapeutic use*
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Pain / classification
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Pain / drug therapy*
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Pain / physiopathology
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Pain Measurement / drug effects
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Pain Threshold / drug effects*
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Rats