By the numbers. Managed care highlights.
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D003625:Data Collection; D005544:Forecasting; D006279:Health Maintenance Organizations / Q000592:standards / Q000706:statistics & numerical data*; D011243:Preferred Provider Organizations / Q000592:standards / Q000706:statistics & numerical data*; D011785:Quality Assurance, Health Care / Q000706:statistics & numerical data; D014481:United States