CMS eases diagnostic testing rules for EDs.
D014487:Centers for Medicare and Medicaid Services, U.S.; D003954:Diagnostic Services / Q000145:classification / Q000191:economics*; D004636:Emergency Service, Hospital / Q000191:economics*; D006801:Humans; D007344:Insurance Claim Reporting / Q000331:legislation & jurisprudence*; D007349:Insurance, Health, Reimbursement; D014481:United States