Managed care outlook. How quest for market share has hurt plans' profits.
D002204:Capitation Fee / Q000706:statistics & numerical data*; D003625:Data Collection; D006279:Health Maintenance Organizations / Q000191:economics* / Q000706:statistics & numerical data; D006801:Humans; D008389:Marketing of Health Services / Q000706:statistics & numerical data*; D014481:United States