1. United States Renal Data System (USRDS) http://www.usrds.org
2. United Kingdom Renal Registry http://www.renalreg.com
3. Australia and New Zealand Renal Registry (ANZDATA) http://www.anzdata.org.au
4. Registry of the European Renal Association - European Dialysis and Transplant Registry http://www.era-edta-reg.org
5. Malaysian Society of Nephrology Website http://www.msn.org.my