Unacceptable principal diagnoses.
D014487:Centers for Medicare and Medicaid Services, U.S.; D003933:Diagnosis; D006801:Humans; D007341:Insurance / Q000331:legislation & jurisprudence*; D007344:Insurance Claim Reporting / Q000331:legislation & jurisprudence*; D008499:Medical Records; D006278:Medicare / Q000331:legislation & jurisprudence*; D014481:United States