title: United, MetraHealth merger creates huge managed-care player.
authors.forename: L
authors.initials: L
authors.lastname: Kertesz
authors.forename: J D
authors.initials: JD
authors.lastname: Moore
mesh_terms: D002391:Catchment Area, Health; D006273:Health Facility Merger; D007343:Insurance Carriers; D008329:Managed Care Programs; D008910:Minnesota