title: Study notes lower HEDIS scores in investor-owned HMOs. Health Plan Employer Data and Information Set.
authors.forename: N T
authors.initials: NT
authors.lastname: Landis
mesh_terms: D003695:Delivery of Health Care / Q000592:standards*; D006279:Health Maintenance Organizations / Q000592:standards*; D011367:Professional Staff Committees; D014481:United States