What should EDs be worried about?
D000043:Abstracting and Indexing / Q000592:standards; D014487:Centers for Medicare and Medicaid Services, U.S.; D004465:Economic Competition; D004636:Emergency Service, Hospital / Q000191:economics*; D005251:Fees, Medical; D007344:Insurance Claim Reporting / Q000331:legislation & jurisprudence; D016344:Medicare Part A / Q000191:economics / Q000331:legislation & jurisprudence*; D019370:Observation; D011445:Prospective Payment System / Q000331:legislation & jurisprudence*; D014481:United States