1. Departments of Critical Care Medicine and Medicine, University of Pittsburgh Medical Center, Pittsburgh, PA - USA
2. Department of Intensive Care, Austin & Repatriation Medical Centre, Heidelberg - Australia
3. Department of Nephrology, St. Bortolo Hospital, Vicenza - Italy
4. Department of Medicine (Nephrology), University of California, San Diego, CA - USA
5. Gambro Renal Products, Lakewood, CO - USA
6. Nephrology Division, Indiana University School of Medicine, Indianapolis, IN - USA
7. Renal Research Institute, New York, NY - USA