Laying blame. GAO faults managed-care plans for Medicare problems; plans disagree, predict more pullouts.
Rauber
C
C
D003284:Contract Services / Q000191:economics / Q000639:trends; D008329:Managed Care Programs / Q000191:economics* / Q000639:trends; D020398:Medicare Part C / Q000191:economics*; D020414:Risk Sharing, Financial / Q000639:trends*; D014481:United States