Hospital groups gird for Medicare fight.
D000573:American Hospital Association; D014487:Centers for Medicare and Medicaid Services, U.S.; D006278:Medicare / Q000331:legislation & jurisprudence*; D011445:Prospective Payment System / Q000331:legislation & jurisprudence*; D011907:Rate Setting and Review / Q000331:legislation & jurisprudence*; D012051:Reimbursement Mechanisms / Q000331:legislation & jurisprudence*; D014481:United States