1. Oxford University Hospitals, Oxford, UK
2. Hôpital du Sacré-Coeur de Montréal, Montreal, Canada
3. Hôpital Maisonneuve-Rosemont, Montreal, Canada
4. City of the Health and the Science of Turin Health Agency, Regina Margherita Children’s Hospital, Turin, Italy
5. Imperial College, Hammersmith Hospital, London, UK
6. Toronto General Hospital, University Health Network, Toronto, Ontario, Canada
7. Nephrology, Fundacion Puigvert, Barcelona, Spain
8. Pathology, G. Brotzu Hospital, Cagliari, Italy
9. Leiden University Medical Center, Leiden, The Netherlands
10. Careggi-University Hospital, Florence, Italy
11. ISS-Fundación Jiménez Díaz, Madrid, Spain
12. Alessandro Manzoni Hospital, Lecco, Italy
13. University of Bari, Bari, Italy
14. Nephropathology, San Gerardo Hospital, Monza, Italy
15. Pathology, S. Croce Hospital, Cuneo, Italy
16. Pathology, Policlinic of Modena and Reggio Emilia, Modena, Italy
17. National and Kapodistrian University of Athens, Greece, Athens, Greece
18. School of Medicine, University Hospital Dubrava, University of Zagreb, Zagreb, Croatia
19. Sapienza University of Rome, Rome, Italy
20. Hospital Universitari de Bellvitge, Barcelona, Spain
21. German Cancer Research Center, INF 280, Heidelberg, Germany
22. Nephrology Department, University Hospital October 12, Madrid, Spain
23. Pathology, Leicester General Hospital, Leicester, UK
24. Pathology, Institute for Clinical and Experimental Medicine, Prague, Czech Republic
25. Nephrology, Medical School University of Ioannina, Ioannina, Greece
26. Medical University of Silesia, Katowice, Poland
27. Pathology, Western Infirmary Glasgow, Glasgow, UK
28. Medical University of Warsaw, Warsaw, Poland
29. Pathology, University of Turin, Italy
30. Hacettepe University Institute of Children’s Health, Ankara, Turkey
31. Istanbul University, Istanbul, Turkey
32. Hippokration General Hospital, Aristotle University of Thessaloniki, Thessaloniki, Greece
33. Transplantation Medicine and Nephrology, Warsaw Medical University, Warsaw, Poland
34. Pathology, Tartu University Clinics, Tartu, Estonia
35. Pathology, Drug Safety and Metabolism, IMED Biotech Unit, AstraZeneca, Gothenburg, Sweden
36. Nephropathology, Radboud University Nijmegen Medical Center, Nijmegen, The Netherlands
37. Pathology S. Andrea Hospital, Rome, Italy
38. Karolinska Institute, Stockholm, Sweden
39. Spedali Civili di Brescia, Brescia, Italy