title: Alcohol and drug use and mood disorders among medical students: implications for physician impairment.
mesh_terms: D000428:Alcohol Drinking; D003863:Depression / Q000453:epidemiology*; D006801:Humans; D008137:Longitudinal Studies; D010815:Physician Impairment; D013337:Students, Medical / Q000523:psychology*; D019966:Substance-Related Disorders / Q000453:epidemiology*