1. Nephrology and Infectious Diseases Research and Development Group, INEB-(I3S), University of Porto, Porto - Portugal
2. Renal Division, Ghent University Hospital, Ghent - Belgium
3. Methods Support Team European Renal Best Practice, Ghent University Hospital, Ghent - Belgium
4. Nephrology Department, Gr. T. Popa University of Medicine and Pharmacy, Lasi - Romania
5. Department of Surgery, Maastricht University, Maastricht - The Netherlands
6. Nephrology and Dialysis Unit, Ospedale San Carlo Borromeo, Department of Biomedical and Clinical Sciences ‘L. Sacco’, University of Milan, Milan - Italy
7. Nephrology Department, Consorcio Hospital General, Valencia - Spain
8. CNR- Institute of Clinical Physiology, Reggio Calabria - Italy