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Harvard Study Shows Smoking Marijuana Improves Cognitive Function

Harvard Study Shows Smoking Marijuana Improves Cognitive Function

Inc Magazine - By Cynthia Than

Editor's note: This column has been updated to provide attribution to original sources. Preliminary evidence from a new study led by Harvard Medical School Affiliate McLean Hospital's Staci Gruber, PhD, suggests that medical marijuana (MMJ) may not impair, and in many cases, may actually improve …

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