Medicare.
Urban Institute, Washington, DC 20037, USA.
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Moon
D000368:Aged; D004608:Eligibility Determination / Q000331:legislation & jurisprudence; D005544:Forecasting; D018166:Health Care Reform / Q000331:legislation & jurisprudence; D005102:Health Expenditures / Q000331:legislation & jurisprudence / Q000639:trends*; D049673:History, 20th Century; D006801:Humans; D007342:Insurance Benefits / Q000331:legislation & jurisprudence; D006278:Medicare / Q000266:history / Q000458:organization & administration*; D014481:United States