title: Drug-related episodes in psychiatric emergency services dropped 6 percent in 1996, survey shows.
mesh_terms: D003430:Cross-Sectional Studies; D004637:Emergency Services, Psychiatric / Q000706:statistics & numerical data*; D006801:Humans; D015994:Incidence; D019966:Substance-Related Disorders / Q000453:epidemiology*; D014481:United States / Q000453:epidemiology