GAO report cites sloppy work in HCFA audits of ESRD facilities.
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D014487:Centers for Medicare and Medicaid Services, U.S.; D003365:Costs and Cost Analysis; D006268:Health Facilities / Q000191:economics* / Q000592:standards; D006801:Humans; D007676:Kidney Failure, Chronic / Q000191:economics*; D008485:Medical Audit / Q000592:standards*; D014481:United States