No abstract available
MeSH terms
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Animals
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Brain / drug effects
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Brain / physiology*
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Conditioning, Psychological* / drug effects
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Limbic System / physiology
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Motivation
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Narcotics / pharmacology*
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Neurons / drug effects
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Neurons / physiology
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Receptors, Opioid / drug effects
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Receptors, Opioid / physiology*
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Receptors, Opioid, delta
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Receptors, Opioid, kappa
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Receptors, Opioid, mu
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Reinforcement, Psychology*
Substances
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Narcotics
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Receptors, Opioid
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Receptors, Opioid, delta
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Receptors, Opioid, kappa
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Receptors, Opioid, mu