The IRS and tax exempt organizations.
D003284:Contract Services / Q000331:legislation & jurisprudence*; D005376:Financial Management / Q000331:legislation & jurisprudence*; D007183:Income Tax; D007325:Institutional Practice / Q000331:legislation & jurisprudence; D008505:Medical Staff, Hospital / Q000191:economics / Q000331:legislation & jurisprudence*; D008511:Medicine; D013038:Specialization; D014481:United States