ICD-9-CM: Medicare's new coding requirements.
D000043:Abstracting and Indexing; D004194:Disease / Q000145:classification*; D007341:Insurance / Q000331:legislation & jurisprudence*; D007344:Insurance Claim Reporting / Q000331:legislation & jurisprudence*; D006278:Medicare / Q000331:legislation & jurisprudence*; D014481:United States