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Tolerance to and residual effects of cocaine in squirrel monkeys depend on reinforcement-schedule parameter.
Lever pressing by 4 squirrel monkeys was maintained under a three-component multiple fixed-ratio schedule of food presentation; components differed with respect to ratio size. For each monkey, acute administration of cocaine (0.03 to 1.3 mg/kg, i.m.) produced dose-dependent decreases in overall resp...
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| Auteurs principaux: | , |
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| Format: | Artigo |
| Langue: | Inglês |
| Publié: |
1991
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| Sujets: | |
| Accès en ligne: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1323107/ https://ncbi.nlm.nih.gov/pubmed/1955821 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1901/jeab.1991.56-345 |
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