Toward a rationally based social policy on marijuana usage.
D000293:Adolescent; D000328:Adult; D002188:Cannabis; D003469:Culture; D006262:Health; D006801:Humans; D007880:Legislation, Drug; D009042:Motivation; D012926:Social Control, Formal; D012927:Social Control, Informal; D012939:Social Planning; D019966:Substance-Related Disorders / Q000150:complications; D014481:United States