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Drug discrimination: stimulus control during repeated testing in extinction.
Rats were trained, under a two-lever drug-discrimination procedure, to respond differentially depending upon whether lorazepam (1.0 mg/kg) or no injection had been administered before the session. Responses on the appropriate lever produced a food pellet under a modified fixed-ratio (FR) 10 schedule...
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| Auteurs principaux: | , |
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| Format: | Artigo |
| Langue: | Inglês |
| Publié: |
2000
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| Sujets: | |
| Accès en ligne: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1284797/ https://ncbi.nlm.nih.gov/pubmed/11218226 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1901/jeab.2000.74-283 |
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