title: Twenty years of Medicare and Medicaid: covered populations, use of benefits, and program expenditures.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000385:Aid to Families with Dependent Children; D002648:Child; D003710:Demography; D005102:Health Expenditures / Q000639:trends*; D006801:Humans; D007676:Kidney Failure, Chronic; D008484:Medicaid / Q000331:legislation & jurisprudence*; D006278:Medicare / Q000331:legislation & jurisprudence*; D008875:Middle Aged; D011153:Population; D014481:United States