Medicare program; monthly actuarial rates, supplementary medical insurance premium rate, and catastrophic coverage premium beginning January 1, 1990--HCFA. Correction.
D002388:Catastrophic Illness / Q000191:economics*; D014487:Centers for Medicare and Medicaid Services, U.S.; D006801:Humans; D006278:Medicare / Q000331:legislation & jurisprudence*; D011907:Rate Setting and Review / Q000331:legislation & jurisprudence*; D014481:United States