1 Department of Internal Medicine IV (Nephrology and Hypertension), Medical University Innsbruck, Innsbruck, Austria.
2 Department of Biostatistics and Translational Medicine, Medical University of Lodz, Lodz, Poland.
3 Department of Internal Diseases, Nephrology and Dialysis, Military Institute of Medicine - National Research Institute, Warsaw, Poland.
4 Clinic of Nephrology and Renal Transplantation, Laiko General Hospital, Athens, Greece.
5 Complex Glomerular Disease Unit (CSUR), Nephrology and Renal Transplant Department Hospital Clinic Barcelona, IDIBAPS, University of Barcelona, Barcelona, Spain.
6 Nephrology Department, Fundación Puigvert, Autónoma de Barcelona University, Barcelona, Spain.
7 Institute of Immunology and Immunotherapy, University of Birmingham, Birmingham, United Kingdom.
8 Department of Nephrology, University Hospital of Wales, Cardiff, United Kingdom.
9 Department of Nephrology, Postgraduate Institute of Medical Education and Research, Chandigarh, India.
10 Division of Nephrology, Department of Internal Medicine, Medical University of Graz, Graz, Austria.
11 Division of Nephrology, Department of Internal Medicine, Istanbul Faculty of Medicine, Istanbul University, Istanbul, Turkey.
12 Department of Internal Medicine III, Division of Nephrology, Friedrich-Schiller-University, University Hospital Jena, Jena, Germany.
13 Division of Nephrology, Department of Internal Medicine, Necmettin Erbakan University, Konya, Turkey.
14 John Walls Renal Unit, University Hospitals of Leicester NHS Trust, Leicester, United Kingdom.
15 Department of Cardiovascular Sciences, University of Leicester, Leicester, United Kingdom.
16 University College London Department of Renal Medicine, Royal Free Hospital, London, United Kingdom.
17 Department of Nephrology, Hospital Universitario La Paz, Institutito de Investigacion IdiPaz, Madrid, Spain.
18 Department of Nephrology, Hospital Universitario 12 de Octubre, Madrid, Spain.
19 Department of Nephrology, Facultad de Medicina, Hospital Clínico San Carlos, Universidad Complutense, Madrid, Spain.
20 Nephrology Unit, ASST Spedali Civili di Brescia, Brescia, Italy.
21 Department of Medical and Surgical Specialities, Radiological Sciences and Public Health, University of Brescia, Brescia, Italy.
22 Department of Nephrology, Hospital de Clínicas "Dr Manuel Quintela," Universidad de la República, Montevideo, Uruguay.
23 Tareev Clinic of Internal Diseases, Sechenov First Moscow State Medical University, Moscow, Russia.
24 Division of Nephrology, Department of Medicine IV, LMU University Hospital, LMU Munich, Munich, Germany.
25 Department of Nephrology, Complejo Hospitalario de Navarra, Navarra, Spain.
26 Division of Nephrology, Columbia University Medical Center, New York, New York.
27 Fédération Hospitalo-Universitaire TRUE InnovaTive theRapy for immUne disordErs, Assistance Publique-Hôpitaux de Paris (AP-HP), Henri Mondor Hospital, Créteil, France.
28 INSERM, Centre d'Investigation Clinique 1430, Créteil, France.
29 EpiDermE Epidemiology in Dermatology and Evaluation of Therapeutics, EA7379, Paris Est Créteil University UPEC, Créteil, France.
30 Department of Nephrology and Transplantation, Rare French Disease Centre "Idiopathic Nephrotic syndrome," Henri-Mondor Hospital University Hopital Assistance Publique-Hôpitaux de Paris, Inserm U955, Team 21, Paris-East University, Créteil, France.
31 Department of Nephrology and Kidney Transplantation, University Hospital of Patras, Patras, Greece.
32 Department of Nephrology, 1st Faculty of Medicine, Charles University and General University Hospital in Prague, Prague, Czech Republic.
33 Department of Health, Medicine and Caring Sciences, Linköping University, Linköping, Sweden.
34 Department of Renal Medicine, CLINTEC, Karolinska Institutet at Karolinska University Hospital, Stockholm, Sweden.
35 1st Department of Nephrology, School of Medicine, Hippokration General Hospital, Aristotle University of Thessaloniki, Thessaloniki, Greece.
36 Département de Néphrologie et Transplantation d'Organes, Centre de Référence des Maladies Rénales Rares, Centre Hospitalier Universitaire de Toulouse, Toulouse, France.
37 Institut National de la Santé et de la Recherche Médicale, U1297 (Institut des Maladies Cardiovasculaires et Métaboliques), et Faculté de Médecine - Université Toulouse 3, Toulouse, France.
38 Department of Internal Medicine IV, Klinikum Wels-Grieskirchen, Wels, Austria.
39 Department of Nephrology and Dialysis, Dubrava University Hospital, Zagreb, Croatia.
40 School of Medicine, University of Zagreb, Zagreb, Croatia.
41 Faculty of Pharmacy and Biochemistry, University of Zagreb, Zagreb, Croatia.