title: There when you need it. U.S. News ranks 271 of the nation's HMOs and looks at an innovator that stresses preventive medicine.
authors: J P
authors: JP
authors: Shapiro
mesh_terms: D019538:Health Care Surveys; D006279:Health Maintenance Organizations / Q000145:classification / Q000592:standards*; D011787:Quality of Health Care / Q000145:classification*; D014481:United States