Managed care. Keeping it simple.
Gillespie
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D000368:Aged; D054598:Blue Cross Blue Shield Insurance Plans; D014487:Centers for Medicare and Medicaid Services, U.S.; D003628:Database Management Systems; D006279:Health Maintenance Organizations / Q000458:organization & administration* / Q000706:statistics & numerical data; D006801:Humans; D006278:Medicare / Q000458:organization & administration*; D009518:New York; D014481:United States; D014941:Work Simplification