1. CNR-IFC, c/o Ospedali Riuniti, Reggio Calabria, Italy
2. Department of Nephrology, University Medical Center, Utrecht, The Netherlands
3. Department of Renal Medicine, Karolinska University Hospital, Stockholm, Sweden
4. Department of Traslational Medical Sciences, University Campania ‘Luigi Vanvitelli’, Naples, Italy
5. Internal Medicine IV, Renal and Hypertensive Disease, University Medical Center, Homburg/Saar, Germany
6. Department of Nephrology, Dialysis, Nutrition, Centre Hospitalier Lyon Sud, Pierre Bénite Cedex, France
7. Department of Nephrology and Renal Transplantation, Patras University Hospital, Patras, Greece
8. Division of Nephrology, Ambroise Paré Hospital, Paris Ile de France West University (UVSQ), Villejuif, France
9. 1st Department of Internal Medicine, Third Faculty of Medicine, Charles University, Prague, Czech Republic
10. Department of Nephrology, Hospital Universitari Vall d’Hebron, Nephrology Research Group, Vall d’Hebron Research Institute (VHIR), Barcelona, Spain
11. Glasgow Renal and Transplant Unit, Queen Elizabeth University Hospital, Glasgow, UK
12. Department of Nephrology, Medical Faculty, University of Skopje, Skopje, Northern Republic of Macedonia
13. Division of Nephrology, University of Würzburg, Würzburg, Germany