title: VA's heart surgery mortality rates drop.
authors.forename: E
authors.initials: E
authors.lastname: Weissenstein
mesh_terms: D006348:Cardiac Surgical Procedures / Q000401:mortality*; D006302:Health Services Research; D017052:Hospital Mortality; D006787:Hospitals, Veterans / Q000592:standards*; D006801:Humans; D014481:United States / Q000453:epidemiology