title: Seventy-seven senators speak out on outpatient PPS.
mesh_terms: D000368:Aged; D014487:Centers for Medicare and Medicaid Services, U.S.; D006801:Humans; D016344:Medicare Part A / Q000331:legislation & jurisprudence*; D010044:Outpatient Clinics, Hospital / Q000191:economics*; D011050:Policy Making; D011057:Politics; D011445:Prospective Payment System / Q000331:legislation & jurisprudence*; D014481:United States