title: P4P undermined by too many measures, weak incentives and little proof that it works.
mesh_terms: D019538:Health Care Surveys; D007348:Insurance, Health; D011785:Quality Assurance, Health Care / Q000191:economics*; D019984:Quality Indicators, Health Care; D012052:Reimbursement, Incentive / Q000458:organization & administration*; D014481:United States