No abstract available
MeSH terms
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Aminophylline / pharmacology*
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Animals
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Caffeine / pharmacology*
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Dihydroxyphenylalanine / pharmacology*
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Dopamine Agents / pharmacology*
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Drug Synergism
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Male
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Piribedil / pharmacology
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Rats
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Rats, Inbred Strains
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Receptors, Dopamine / drug effects*
Substances
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Dopamine Agents
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Receptors, Dopamine
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Aminophylline
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Caffeine
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Dihydroxyphenylalanine
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Piribedil