An empirical assessment of controls affecting marijuana usage.
D000328:Adult; D002188:Cannabis; D005260:Female; D006801:Humans; D013287:Illicit Drugs / Q000600:supply & distribution; D008297:Male; D009014:Morals; D012928:Social Desirability; D019966:Substance-Related Disorders / Q000453:epidemiology* / Q000523:psychology; D014861:Washington
D013287:Illicit Drugs