Study offers preliminary evidence that OBRA-90's Medigap reforms are working.
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Kemp
D002017:Budgets / Q000331:legislation & jurisprudence*; D002755:Choice Behavior; D003256:Community Participation; D003625:Data Collection; D004465:Economic Competition; D018166:Health Care Reform; D006801:Humans; D017054:Insurance, Medigap / Q000592:standards; D016345:Medicare Part B; D011640:Public Policy; D014481:United States