title: Healthy competition? Groups vie to accredit Medicare HMOs, PPOs.
authors.forename: E
authors.initials: E
authors.lastname: Lovern
mesh_terms: D000068:Accreditation / Q000458:organization & administration*; D000368:Aged; D006279:Health Maintenance Organizations / Q000592:standards*; D006801:Humans; D020398:Medicare Part C / Q000592:standards*; D011243:Preferred Provider Organizations / Q000592:standards*; D014481:United States