1. Long SK, Stockley K. Health insurance coverage and access to care in Massachusetts: detailed tabulations based on the 2008 Massachusetts Health Insurance Survey [Internet]. Boston (MA): Division of Health Care Finance and Policy; 2009 March [cited 2009 May 6]. Available online at: http://www.mass.gov/Eeohhs2/docs/dhcfp/r/survey/08his_detailed_tabulations.pdf.
2. Access And Affordability: An Update On Health Reform In Massachusetts, Fall 2008
3. McKinsey and Company. Accounting for the cost of US health care: A new look at why Americans spend more; Executive Summary [Internet]. San Francisco, CA: McKinsey and Company; 2008 December [cited 2009 April 13]. Available online at: http://www.mckinsey.com/mgi/publications/US_healthcare.
4. Atul Gawande also points out that it was the wartime destruction of England's health care structure that cleared the way for nationalization. Gawande A. Getting there from here: how should Obama reform health care?” New Yorker. 2008 January 26:26–33.
5. For health care: Centers for Medicare and Medicaid Services. National Health Expenditure Accounts for 2007 [Internet]. Baltimore (MD): Centers for Medicare and Medicaid Services; [cited 2009 January 30]. Available online at: http://www.cms.hhs.gov/NationalHealthExpendData/downloads/highlights.pdf. All other sectors: Bureau of Economic Analysis, U.S. Department of Commerce. Value added by industry as a percentage of gross domestic product, 2002–2007 [Internet]. Washington: Bureau of Economic Analysis; 2008 December 15 (cited 2009 January 30). Available online at: http://www.bea.gov/industry/gpotables/gpo_action.cfm?anon=94457&table_id=2458&format_type=0.