No abstract available
Publication types
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Animals
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Drug Evaluation, Preclinical / methods
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Etorphine / pharmacology
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Guinea Pigs
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Haplorhini
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Humans
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Macaca mulatta
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Mice
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Narcotics / pharmacology*
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Opioid-Related Disorders*
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Receptors, Opioid / analysis
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Receptors, Opioid / physiology
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Self Administration
Substances
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Narcotics
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Receptors, Opioid
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Etorphine