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The Brain & the Actions of Cocaine, Opiates, and Marijuana

Section II: Introduction to the Reward System

This page was last updated January 2007

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NIDA. (2007, January 1). The Brain & the Actions of Cocaine, Opiates, and Marijuana. Retrieved from https://www.drugabuse.gov/publications/teaching-packets/brain-actions-cocaine-opiates-marijuana

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