Marihuana, alcohol and public policy.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000437:Alcoholism / Q000517:prevention & control*; D002188:Cannabis; D002648:Child; D004335:Drug and Narcotic Control; D006801:Humans; D007878:Legislation as Topic; D019966:Substance-Related Disorders / Q000453:epidemiology / Q000517:prevention & control*; D014481:United States