title: Efficacy vs. effectiveness in psychiatric research.
authors.forename: W T
authors.initials: WT
authors.lastname: Summerfelt
authors.forename: H Y
authors.initials: HY
authors.lastname: Meltzer
mesh_terms: D006302:Health Services Research; D006801:Humans; D001523:Mental Disorders / Q000534:rehabilitation*; D010043:Outcome and Process Assessment, Health Care / Q000706:statistics & numerical data*; D016032:Randomized Controlled Trials as Topic / Q000706:statistics & numerical data*; D016896:Treatment Outcome