title: AHA calls 2002 APC changes 'unworkable'.
mesh_terms: D000556:Ambulatory Surgical Procedures / Q000145:classification / Q000191:economics; D000573:American Hospital Association; D014487:Centers for Medicare and Medicaid Services, U.S.; D006801:Humans; D016344:Medicare Part A / Q000331:legislation & jurisprudence*; D010044:Outpatient Clinics, Hospital / Q000191:economics*; D011445:Prospective Payment System / Q000331:legislation & jurisprudence*; D014481:United States