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Choice Between Variable and Fixed Cocaine Injections in Male Rhesus Monkeys
RATIONALE: The schedule of drug availability may enhance choice of a drug. In nonhuman subjects, reinforcers are chosen more often when available under variable schedules of reinforcement relative to fixed schedules. OBJECTIVE: To determine whether variable-drug access is an important determinant of...
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| Vydáno v: | Psychopharmacology (Berl) |
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| Hlavní autoři: | , , , |
| Médium: | Artigo |
| Jazyk: | Inglês |
| Vydáno: |
2017
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| Témata: | |
| On-line přístup: | https://ncbi.nlm.nih.gov/pmc/articles/PMC5695214/ https://ncbi.nlm.nih.gov/pubmed/28601964 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1007/s00213-017-4659-9 |
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