1. US Department of Health and human services, Agency for Healthcare Research and Quality (2013) National healthcare quality report 2012 (AHRQ Publication No. 13-0002). http://www.ahrq.gov/research/findings/nhqrdr/nhqr12/nhqr12_prov.pdf
2. Skinner JS, Gottlieb DJ, Carmichael D (2011) A new series of Medicare expenditure measures by hospital referral region: 2003–2008. http://www.dartmouthatlas.org/downloads/reports/PA_Spending_Report_0611.pdf
3. Young RA, DeVoe JE (2012) Who will have health insurance in the future? An updated projection. Ann Fam Med 10(2):156–162. doi: 10.1370/afm.1348
4. Beil L (2012) The cancer breakthroughs that cost too much and do too little. The Daily Beast and Newsweek. http://www.thedailybeast.com/newsweek/2012/08/26/the-cancer-breakthroughs-that-cost-too-much-and-do-too-little.html
5. Rotter T, Kinsman L, James EL, Machotta A, Gothe H, Willis J, Snow P, Kugler J (2010) Clinical pathways, effects on professional practice, patient outcomes, length of stay and hospital costs. Cochrane Database Syst Rev (3):CD006632. doi: 10.1002/14651858.CD006632.pub2