11Truffer CJ, et al. Health Spending Projections Through 2019: The Recession's Impact Continues. Health Aff (Millwood). 2010 Feb 4. [Epub ahead of print]
12Company 10-k filings with the Securities & Exchange Commission, selected financial data tables.
14Company financial reports for 2009 filed with the Securities and Exchange Commission.
16Company financial reports for 2009 filed with the Securities and Exchange Commission.
19American Medical Association. Competition in health insurance: A comprehensive study of U.S. Markets: 2008 update. 2009.
21Truffer CJ, et al. Health Spending Projections Through 2019: The Recession's Impact Continues. Health Aff (Millwood). 2010 Feb 4. [Epub ahead of print]
22Company 10-k filings with the Security & Exchange Commission.
24Cutler D and Sooj N. New Jobs Through Better Health Care. Center for American Progress, January 2010.
25 Congressional Budget Office. Letter to Senator Bayh. November 30, 2009.