By the numbers. Medicare and Medicaid.
D000368:Aged; D002300:Cardiac Care Facilities / Q000145:classification; D002648:Child; D003625:Data Collection; D003953:Diagnosis-Related Groups / Q000706:statistics & numerical data / Q000639:trends; D005102:Health Expenditures / Q000706:statistics & numerical data / Q000639:trends; D006801:Humans; D008329:Managed Care Programs / Q000706:statistics & numerical data; D008484:Medicaid / Q000191:economics / Q000706:statistics & numerical data* / Q000639:trends; D006278:Medicare / Q000191:economics / Q000706:statistics & numerical data* / Q000639:trends; D011635:Public Health Administration; D013221:State Health Plans / Q000191:economics / Q000639:trends; D014481:United States