1. Center for Pediatrics and Adolescent Medicine, University Hospital Heidelberg, Heidelberg, Germany
2. Department of Pediatrics, Division of Nephrology, New York University Langone Medical Center, New York
3. Institute of Medical Biometry and Informatics, University of Heidelberg, Heidelberg, Germany
4. Emory Clinical Cardiovascular Research Institute, Division of Cardiology, Emory University School of Medicine, Atlanta, Georgia
5. Department of Pediatric Nephrology, Faculty of Medicine, Cukurova University, Adana, Turkey
6. Pediatric Nephrology, Hacettepe University Faculty of Medicine, Ankara, Turkey
7. Pediatric Nephrology, Ege University Faculty of Medicine, Izmir, Turkey
8. University Children’s Hospital Belgrade, Belgrade, Serbia
9. Department of Pediatric Nephrology, Istanbul Medical Faculty, Istanbul, Turkey
10. Pediatric Nephrology, Giannina Gasline Institute, Genova, Italy
11. Pediatric Nephrology, Vienna University Children’s Hospital, Vienna, Austria
12. Nephrology, Kidney Transplantation and Hypertension, Children’s Memorial Health Institute, Warzaw, Poland
13. Pediatric Nephrology, Children’s Hospital, University Medical Center Hamburg-Eppendorf, Hamburg, Germany
14. Division of Pediatric Nephrology, Bambino Gesù Children’s Hospital and Research Institute, Rome, Italy
15. Pediatric Nephrology, Charité Children’s Hospital, Berlin, Germany
16. Children’s Dialysis Center, Hospital St Georg, Leipzig, Germany
17. Vilnius University, Pediatric Center, Vilnius, Lithuania
18. KfH Kidney Center for Children, Marburg, Germany
19. Pediatrics, University Hospital Motol, Prague, Czech Republic
20. Pediatric Nephrology and Dialysis, Fondazione OSP Maggiore Policlinico, Milano, Italy
21. Department of Pediatric and Adolescent Nephrology, Medical University Gdansk, Gdansk, Poland
22. Pediatrics, Hospital São João, Porto, Portugal
23. Department of Medicine, Rush University Medical Center, Chicago, Illinois
24. Harvard Medical School and Division of Nephrology, Massachusetts General Hospital, Charlestown
25. The Research Institute at Nationwide Children’s Hospital, The Ohio State University, Columbus