DRGs: history and overview.
D014487:Centers for Medicare and Medicaid Services, U.S.; D003365:Costs and Cost Analysis; D003953:Diagnosis-Related Groups; D005380:Financing, Government / Q000266:history; D049673:History, 20th Century; D007902:Length of Stay; D006278:Medicare / Q000191:economics*; D009515:New Jersey; D011445:Prospective Payment System / Q000331:legislation & jurisprudence*; D011907:Rate Setting and Review; D012051:Reimbursement Mechanisms / Q000331:legislation & jurisprudence*; D014481:United States