1. Agency for Healthcare Research and Quality, US Department of Health and Human Services. Your guide to choosing quality healthcare: A quick look at quality. Accessed October 7, 2008. URL: www.ahrq.gov/consumer/qnt/qntqlook.htm
2. Committee on Quality Health Care in America, Institute of Medicine. Crossing the quality chasm: A new health system for the 21st century. Washington, DC: National Academy Press.
3. Five Years After To Err Is Human
4. National Committee for Quality Assurance. The State of Health Care Quality: 2004. Accessed October 7, 2008. URL: www.ncqa.org/communications/SOMC/SOHC2004.pdf