Managed care outlook. Variance in Medicare pharmacy benefits is wide.
D000368:Aged; D014487:Centers for Medicare and Medicaid Services, U.S.; D003625:Data Collection; D006279:Health Maintenance Organizations / Q000706:statistics & numerical data*; D006801:Humans; D007356:Insurance, Pharmaceutical Services / Q000706:statistics & numerical data*; D006278:Medicare / Q000191:economics / Q000706:statistics & numerical data*; D014481:United States