title: Evaluating the effect of a national collaborative: a cautionary tale.
authors.forename: Anne
authors.initials: A
authors.lastname: Sales
authors.forename: Sanjay
authors.initials: S
authors.lastname: Saint
mesh_terms: D003299:Cooperative Behavior; D006739:Hospital Administration; D006801:Humans; D019984:Quality Indicators, Health Care; D011787:Quality of Health Care / Q000458:organization & administration*; D014481:United States; D014493:United States Department of Veterans Affairs / Q000458:organization & administration