1. Service de Néphrologie, Dialyse et Transplantation Rénale, Centre Hospitalier Universitaire de Saint Etienne, Hôpital NORD, Université de LYON, Université Jean MONNET, Saint Etienne, France
2. Oslo University Hospital, Oslo, Norway
3. Division of Nephrology and Dialysis, Department of Medicine III, Medical University of Vienna, Vienna, Austria
4. Istanbul School of Medicine, Istanbul, Turkey
5. Nephrology Department, Hospital del Mar, Barcelona, Spain
6. Pediatric Nephrology, Turin, Italy
7. Edinburgh Transplant Centre, Edinburgh, UK
8. Antwerp University Hospital, Antwerp, Belgium
9. Department of Nephrology, Radboud University Medical Center, Nijmegen, The Netherlands
10. Department of Medicine and Surgery, University of Parma, Parma, Italy