marijuana risk_factor_for heavy drinking
Evidence from:
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Evidence (2 sources)
Common liability to addiction and "gateway hypothesis": theoretical, empirical and evolutionary perspective.
(2012)
PMID:22261179
cited
very few individuals who have tried heroin ... have not already used marijuana
confidence: 0.96
Common liability to addiction and "gateway hypothesis": theoretical, empirical and evolutionary perspective.
(2012)
PMID:22261179
cited
very few individuals who have tried heroin ... have not already used marijuana
confidence: 0.95