Multiple drug use of marihuana users.
D000328:Adult; D000367:Age Factors; D000428:Alcohol Drinking; D000928:Antidepressive Agents; D001463:Barbiturates; D002140:California; D002188:Cannabis; D004522:Educational Status; D005191:Family Characteristics; D005260:Female; D006213:Hallucinogens; D006556:Heroin Dependence / Q000453:epidemiology; D006801:Humans; D008297:Male; D012737:Sex Factors; D019966:Substance-Related Disorders / Q000453:epidemiology*; D014149:Tranquilizing Agents
D000928:Antidepressive Agents; D001463:Barbiturates; D006213:Hallucinogens; D014149:Tranquilizing Agents