1. Department of General Pediatrics, Adolescent Medicine and Neonatology, Center for Pediatrics at Medical Center–University of Freiburg, Faculty of Medicine, University of Freiburg, Freiburg, Germany
2. Department of Pediatric Radiology, Jeanne de Flandre Mother and Child Hospital, University of Lille, Lille, France
3. Department of Medicine IV at Medical Center–University of Freiburg, Faculty of Medicine, University of Freiburg, Freiburg, Germany
4. Center for Human Genetics, Bioscientia, Ingelheim, Germany
5. Department of Pediatrics II, University Hospital Essen, Essen, Germany
6. Department of Pediatrics and Center for Molecular Medicine, University Hospital of Cologne, Cologne, Germany
7. Department of Pediatric Kidney, Liver and Metabolic Diseases, Hannover Medical School, Hannover, Germany
8. Department of General Pediatrics, University Children’s Hospital, Münster, Germany
9. Nephrology Research Laboratory, Department II of Internal Medicine, University Hospital of Cologne, Cologne, Germany
10. Department of Obstetrics and Gynecology, Hannover Medical School, Hannover, Germany
11. Department of Pediatrics, University Hospital Marburg, Marburg, Germany
12. UCL Great Ormond Street Institute of Child Health, University College London, London, England
13. Division of Pediatric Nephrology, Center for Pediatrics and Adolescent Medicine, Heidelberg University Hospital, Heidelberg, Germany