1. 2009 OPTN/SRTA Annual Report Chapter 2: Organ Donation and Utilization in the United States http://optn.transplant.hrsa.gov/data/annualReport.asp
2. Organ donation and utilization, 1999-2008;Klein;Am J Transplant,2010
3. Organ Donor.Gov http://www.organdonor.gov
4. United Network for Organ Sharing: Organ Donation and Transplantation http://www.optn.org/
5. The Joint Commission [online] http://www.jointcommission.org/