1. Markowitz, A. editor. AHRQ Evidence Report/Technology Assessment. Number 43. Rockville, MD: AHRQ Publication 1 - E058 July 2001.
2. Kohn, L.T., Corrigan, J.M., Donaldson, M.S. editors. To Err is Human: Building a Safer Health Care System. Washington, DC: National Academy Press 1999.
3. JCAHO, Revisions to Joint Commission Standards in Support of Patient Safety and Medical/Health Care Error Reduction. http://www.jcaho.org/standard/fr_ptsafety.html. 2001.