title: College drug use--a five-year survey.
mesh_terms: D000428:Alcohol Drinking; D002188:Cannabis; D006801:Humans; D008396:Maryland; D012494:Sampling Studies; D012907:Smoking / Q000453:epidemiology*; D013334:Students; D019966:Substance-Related Disorders / Q000453:epidemiology*; D014495:Universities