1. Dipartimento di Medicina e Chrurgia, Università d Parma, UO Nefrologia, Azienda Ospedaliero-Universitaria di Parma, Parma, Italy
2. Department of Nephrology, Antwerp University Hospital, Antwerp University, Antwerp, Belgium
3. Department of Nephrology, Hospital del Mar Barcelona, Barcelona, Spain
4. Department of Nephrology, Dialysis, and Renal Transplantation, University North Hospital, Saint Etienne, France
5. Department of Transplant Medicine, Oslo University Hospital, Oslo, Norway
6. Pediatric Nephrology Unit, Regina Margherita Children’s Hospital, Turin, Italy
7. Division of Nephrology, Department of Internal Medicine, Istanbul Faculty of Medicine, Istanbul University, Istanbul, Turkey
8. Transplant Unit, Royal Infirmary of Edinburgh, Edinburgh, UK
9. Department of Nephrology, Radboud University Medical Center, Nijmegen, The Netherlands
10. Department of Nephrology, Medical University of Vienna, Vienna, Austria