title: 'Medicare HMOs should be nixed or reformed'.
authors: L
authors: L
authors: Wagner
mesh_terms: D014487:Centers for Medicare and Medicaid Services, U.S.; D006279:Health Maintenance Organizations / Q000191:economics*; D006302:Health Services Research; D006278:Medicare / Q000458:organization & administration*; D012051:Reimbursement Mechanisms; D014481:United States