1. Department of Paediatric Nephrology, Great Ormond Street Hospital for Children, NHS Foundation Trust, London, UK
2. Centre for Nephrology, University College London, London, UK
3. Division of Nephrology, Bambino Gesù Children's Hospital—IRCCS, Rome, Italy
4. Pediatric Nephrology—CHU Arnaud de Villeneuve, Montpellier University Hospital, Montpellier, France
5. Ali-Asghar Clinical Research Development Center, Iran University of Medical Sciences, Tehran, Iran
6. Department of Pediatrics, University of Zielona Góra, Zielona Góra, Poland
7. Centre de référence Maladies rénales rares, Bron, France
8. ASST Niguarda, Milan, Italy
9. Department of Pediatrics, University Hospital of Cologne, Cologne, Germany
10. University Hospital Leuven, Leuven, Belgium
11. King Edward Memorial Hospital, Pune, India
12. Department of Pediatrics, Center of Pediatric Nephrology & Transplantation, Kasr Al Ainy School of Medicine, Cairo University, Cairo, Egypt
13. Hospital Universitario Vall d'Hebron, Barcelona, Spain
14. Division of Pediatric Nephrology, NRS Medical College, Kolkata, India
15. Pediatric Nephrology, Dialysis and Transplant Unit, Azienda Ospedaliera & University of Padova, Padova, Italy
16. University Children's Hospital, Medical School, Skopje, Macedonia
17. National Medical and Research Centre for Children’s Health, Moscow, Russia
18. Centre Hospitalier Universitaire de Toulouse, Service de Nephrologie Pediatrique, Hopital des Enfants, Centre De Reference des Maladies Rénales Rares du Sud Ouest, Toulouse, France
19. Hospital Universitario Central de Asturias, Oviedo, Spain
20. Radboud University Medical Centre, Nijmegen, The Netherlands
21. Nephrology and Dialysis Unit, Department of Woman, Child and Urological Diseases, Azienda Ospedaliero—Universitaria Sant’Orsola-Malpighi, Bologna, Italy
22. Charité Universitätsmedizin Berlin, Berlin, Germany
23. University Children’s Hospital, Münster, Germany
24. Wilhelmina Children’s Hospital, University Medical Center, Utrecht, The Netherlands
25. Centro Hospitalar de Lisboa Central, Lisbon, Portugal
26. Fourth Pediatric Department, Aristotle University, Thessaloniki, Greece
27. Lady Cilento Children’s Hospital, Brisbane, Australia
28. School of Medicine, the University of Queensland, Brisbane, Australia
29. Department of Pediatric Nephrology, Pamukkale University School of Medicine, Denizli, Turkey
30. Nephrology Unit Azienda Ospedaliera, Papa Giovani XXIII, Bergamo, Italy
31. Karolinska Institutet, Lund University, Sweden
32. Group Florence Nightingale Hospitals, İstanbul, Turkey
33. Fondazione Policlinico A. Gemelli, Università Cattolica del Sacro Cuore, Rome, Italy
34. Pediatric Nephrology Center of Excellence and Pediatric Department, Faculty of Medicine, King Abdulaziz University, Jeddah, Kingdom of Saudi Arabia
35. Pediatric Nephrology, Dialysis and Transplant Unit, Fondazione IRCCS Ca' Granda—Ospedale Maggiore Policlinico, Milan, Italy
36. Department of Translational Medical Sciences, University of Campania “L. Vanvitelli”, Naples, Italy
37. Pediatric Department, Lillebaelt Hospital Kolding, Kolding, Denmark
38. Division of Pediatric Nephrology, Center for Pediatrics and Adolescent Medicine, University Hospital of Heidelberg, Heidelberg, Germany
39. Haseki Education and Research Hospital, Istanbul, Turkey
40. Belarusian State Medical University, Minsk, Belarus
41. Department of Genetics, Assistance Publique Hôpitaux de Paris, Hôpital Européen Georges Pompidou, Paris, France
42. Pediatric Nephrology Unit, AOU Policlinic G Martino, Messina, Italy
43. Necker Hospital, Paris, France
44. Faculty of Medicine, Department of Pediatric Nephrology, Erciyes University, Kayseri, Turkey
45. Cukurova University, Adana, Turkey
46. Nephrology Centre, Santaros Klinikos, Vilnius University, Vilnius, Lithuania
47. University Hospital of Lille, France
48. Department of Renal Medicine, Royal Brisbane and Women's Hospital, Brisbane, Australia
49. University Hospital Centre Zagreb, Zagreb, Croatia
50. Department of Pediatrics, SMDZ in Zabrze, SUM in Katowice, Poland
51. Department of Pediatric Nephrology, Hannover Medical School, Hannover, Germany
52. Department of Pediatrics, Seoul University Children’s Hospital, Seoul, Korea
53. Institute of Child Health, Kolkata, India
54. Medical School, University Children’s Hospital, Skopje, Macedonia