Surveying best practices. Eight health plans offer lessons for other HMOs.
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D014487:Centers for Medicare and Medicaid Services, U.S.; D003363:Cost Control; D003625:Data Collection; D017598:Efficiency, Organizational / Q000145:classification; D006279:Health Maintenance Organizations / Q000145:classification / Q000191:economics / Q000592:standards*; D017146:Models, Organizational; D017749:Total Quality Management / Q000145:classification*; D014481:United States