1. Department of Medicine, Hennepin County Medical Center, University of Minnesota Medical School, Minneapolis, Minnesota
2. University of Texas Southwestern Medical Center, Dallas, Texas
3. Albany College of Pharmacy, Albany, New York, U.S.A.
4. Department of Peritoneal Dialysis, Academic Medical Center, Amsterdam, the Netherlands
5. Manchester Royal Infirmary, Manchester, United Kingdom
6. University of Arkansas for Medical Sciences, Little Rock, Arkansas
7. Renal Division Research, Baxter Healthcare Corporation, McGaw Park, Illinois, U.S.A.,.
8. Division of Nephrology, Chang Gung Memorial Hospital, Taipei, Taiwan
9. Renal Division, Jikei-kai University, School of Medicine, Tokyo, Japan
10. Peritoneal Dialysis Program, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, U.S.A.
11. Renal Division, Evangelic School of Medicine, Curitiba, Parana, Brazil
12. University Children's Hospital, Heidelberg, Germany
13. University of Toronto and Division of Nephrology, Toronto Hospital, Toronto, Ontario, Canada