New techniques needed to manage accuracy of MS-DRGs.
D014487:Centers for Medicare and Medicaid Services, U.S.; D003953:Diagnosis-Related Groups / Q000458:organization & administration*; D004469:Economics, Hospital / Q000458:organization & administration; D007344:Insurance Claim Reporting / Q000592:standards*; D006278:Medicare; D011445:Prospective Payment System; D012720:Severity of Illness Index; D014481:United States