1. U.S. health system performance: a national scorecard;Schoen;Health Affairs,2006
2. Health spending projections through 2018: recession effects add uncertainty to the outlook;Sisko;Health Affairs,2009
3. Congressional Budget Office http://www.cbo.gov/ftpdocs/89xx/doc8947/01-31-TechHealth.pdf 2009
4. Congressional Budget Office http://www.cbo.gov/ftpdocs/87xx/doc8758/11-13-LT-Health.pdf 2009
5. Institute of Medicine http://www.iom.edu/∼/media/Files/Activity%20Files/Quality/VSRT/ComparativeEffectivenessWhitePaperESF.ashx 2008