1. Department of Nephrology, Istanbul School of Medicine, Istanbul University, Istanbul, Turkey
2. ERA-EDTA Registry, Department of Medical Informatics, Amsterdam Public Health Research Institute Amsterdam, Noord-Holland, The Netherlands
3. Nephrology Section, Department of Internal Medicine and Pediatrics, University Hospital Ghent, Gent, Belgium
4. European Kidney Health Alliance (EKHA), Brussels, Belgium
5. UVSQ, University Paris-Saclay, University Paris-Sud, Inserm, Clinical Epidemiology Team, CESP, Villejuif, France
6. Pediatric Nephrology Unit, Bordeaux University Hospital, Bordeaux, France
7. University of Bordeaux, INSERM U1219, Bordeaux, France
8. Helsinki University Central Hospital, Division of Nephrology, Helsinki, 00029, Finland
9. Department of Nephrology, General University Hospital, Charles University, Prague 12808, Czech Republic
10. Department of Nephrology, University of Tirana, Tirana, Albania
11. Nephrology Department, Faculty of Medicine, Lithuanian University of Health Sciences, Kaunas, Lithuania
12. Nephrology Unit, City Clinical Hospital n.a. s.P. Botkin, 2-nd Botkinsky proezd 5, Moscow, Russia
13. Department of Nephrology, University “Sts. Cyril and Methodius”, Vodnjanska 17 Skopje, MK, Republic of Macedonia
14. Society of Nephrology of Bosnia and Herzegovina, Clinic for Hemodialysis Sarajevo, Clinical Center University of Sarajevo, BA, Bosnia-Herzegovina
15. Department of Nephrology, Transplantation and Internal Medicine, Medical University of Silesia, Katowice, Poland
16. Department of Nephrology, University Medical Center, Utrecht, Utrecht, The Netherlands
17. Department of Health, Medicine and Caring Sciences, Linköping University, Faculty of Medicine, Linköping, Sweden
18. Department of Renal Medicine, Karolinska University Hospital, CLINTEC KI, Stockholm, SE 141 86, Sweden
19. University of Milan, Health Sciences via di rudinì 8 Milano, Lombardia, IT 20122, Italy
20. Department of Nephrology, Patras University Hospital, Rio 265 04, Patras, Greece
21. Department of Nephrology, Vall d'Hebron Hospital Universitari, Vall d'Hebron Barcelona Hospital Campus, Barcelona, Spain
22. Department of Medicine, Third Faculty of Medicine, Charles University and Faculty Hospital Kralovske Vinohrady,Prague, Czech Republic
23. The Glasgow Renal and Transplant Unit, Queen Elizabeth University Hospital, Glasgow, G51 4TF, UK
24. Division of Nephrology, University Hospital Würzburg, Oberdürrbacherstr. 6, Würzburg 97080, Germany
25. IFC Sezione di Reggio Calabria CNR, Clinical Epidemiology of Renal Diseases and Hypertension Reggio Calabria, Calabria, Italy
26. Division of Nephrology, Ambroise Paré University Hospital, APHP, University of Paris Ouest-Versailles-St-Quentin-en-Yvelines (UVSQ) av G De Gaulles Boulogne-Billancourt/Paris, x, FR 92100; Inserm U1018, CESP Team 5-Epidemiology of Renal and Cardiovascular Disease, Villejuif, France