Provider sponsored organizations: a critical assessment.
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D000368:Aged; D002017:Budgets / Q000331:legislation & jurisprudence; D014487:Centers for Medicare and Medicaid Services, U.S.; D003284:Contract Services / Q000191:economics; D006801:Humans; D020398:Medicare Part C / Q000191:economics / Q000331:legislation & jurisprudence / Q000458:organization & administration*; D010067:Ownership; D020400:Provider-Sponsored Organizations / Q000191:economics / Q000331:legislation & jurisprudence / Q000458:organization & administration*; D020414:Risk Sharing, Financial; D014481:United States