title: Primary care research agenda: traveling the spectrum from efficacy to effectiveness.
authors: T E
authors: TE
authors: Oxman
authors: P
authors: P
authors: Nutting
mesh_terms: D006302:Health Services Research; D006801:Humans; D001523:Mental Disorders / Q000175:diagnosis / Q000628:therapy; D009315:National Institute of Mental Health (U.S.); D011320:Primary Health Care / Q000592:standards; D012109:Research Support as Topic; D016896:Treatment Outcome; D014481:United States; D016270:United States Agency for Healthcare Research and Quality