Effects of MEDICARE and MEDICAID on access to and quality of health care.
D000368:Aged; D003153:Community Health Services / Q000706:statistics & numerical data; D006296:Health Services / Q000600:supply & distribution*; D006801:Humans; D007354:Insurance, Major Medical; D008484:Medicaid; D006278:Medicare; D010820:Physicians / Q000706:statistics & numerical data; D011787:Quality of Health Care; D014481:United States