No abstract available
MeSH terms
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Animals
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Cannabis / pharmacology*
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Cocaine / pharmacology
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Dose-Response Relationship, Drug
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Dronabinol / administration & dosage
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Dronabinol / pharmacology*
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Infusions, Parenteral
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Jugular Veins
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Macaca mulatta
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Male
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Reinforcement, Psychology*
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Self Stimulation