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Repeated post- or presession cocaine administration: roles of dose and fixed-ratio schedule.
Effects of repeated administration of cocaine to animals behaving under operant contingencies have depended on when the drug is given. Moderate doses given presession have generally led to a decrease in the drug's effect, an outcome usually referred to as tolerance. When these same doses have b...
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| Auteurs principaux: | , |
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| Format: | Artigo |
| Langue: | Inglês |
| Publié: |
2004
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| Sujets: | |
| Accès en ligne: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1284978/ https://ncbi.nlm.nih.gov/pubmed/15239491 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1901/jeab.2004.81-169 |
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