Behavioral effects of chronically admini
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Leonard L. Howell; W. H. Morse
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Article
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1989
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Springer
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English
โ 603 KB
Cocaine (0.1 or 0.3 mg/kg/h) was infused continuously from osmotic minipumps during 14-day periods in three squirrel monkeys trained under a fixed-interval schedule of stimulus-shock termination. Chronic exposure to 0.1 mg/kg/h cocaine increased response rates during control sessions for two subject