1 Department of Pediatric Kidney, Liver and Metabolic Diseases, Hannover Medical School, Hannover, Germany.
2 Department of Nephrology, Hannover Medical School, Hannover, Germany.
3 Center for Pediatrics and Adolescent Medicine, University Hospital Heidelberg, Heidelberg, Germany.
4 Department of Pediatric Kidney, Liver and Metabolic Diseases, Hannover Medical School, Hannover, Germany; Department of Pediatrics and Adolescent Medicine, Medical University of Vienna, Vienna, Austria.
5 Medical Faculty, Marmara University, Istanbul, Turkey.
6 Department of Pediatrics, Faculty of Medicine, Adana, Turkey.
7 Department of Pediatric Nephrology and Gastroenterology, Medical University of Vienna, Vienna, Austria.
8 Clinic of Pediatrics, Faculty of Medicine, Vilnius University, Vilnius, Lithuania.
9 Department of Pediatrics, Faculty of Medicine, Ege University, Izmir, Turkey.
10 Department of Pediatric Nephrology, Faculty of Medicine, Istanbul University-Cerrahpasa, Istanbul, Turkey.
11 Division of Pediatric Nephrology, Hacettepe University Faculty of Medicine, Ankara, Turkey.
12 Charité Children's Hospital, Berlin, Germany.
13 Pediatrics Department, Centre Hospitalier Universitaire de Bordeaux, Bordeaux, France.
14 Institute of Sports Medicine, Hannover Medical School, Hannover, Germany.
15 Department of Nephrology, Kidney Transplantation and Arterial Hypertension, The Children's Memorial Health Institute, Warsaw, Poland.
16 Department of Pediatrics, S. Orsola-Malpighi Hospital, Bologna, Italy.
17 Department of Nephrology, Children's Hospital, University of Belgrade, Belgrade, Serbia.
18 Pediatric Nephrology Unit, Hôpital Femme Mère Enfant, Hospices Civils de Lyon, Université de Lyon, Lyon, France.
19 Department of Pediatric Nephrology, Great Ormond Street Hospital, London, UK.
20 Department of Pediatric Nephrology, Sanliurfa Children's Hospital, Sanliurfa, Turkey.
21 Department of Pediatric Kidney, Liver and Metabolic Diseases, Hannover Medical School, Hannover, Germany. Electronic address: [email protected].