1. Department of Nephrology, Universitair Ziekenhuis Antwerpen, Edegem, Belgium
2. Department of Nephrology, Medical University of Vienna, Vienna, Austria
3. Department of Nephrology, KH Elisabethinen, Linz, Austria
4. Department of Nephrology, Klinikum Rechts der Isar, München, Germany
5. Department of Nephrology, Institute for Clinical and Experimental Medicine, Prague 4, Czech Republic
6. Nephrology and Dialysis Department, Regina Margherita Hospital, Torino, Italy
7. Department of Nephrological Intensive Care, University Jean Monnet, Saint Etienne, France
8. Department of Nephrology, Hospital del Mar Barcelona, Barcelona, Spain
9. Department of Nephrology, Charité—Universitätsmedizin Berlin, Berlin, Germany
10. Transplant Unit, Royal Infirmary of Edinburgh, Edinburgh, UK