1. Division of Clinical Epidemiology and Aging Research, German Cancer Research Center, Heidelberg, Germany
2. Department for Child and Adolescent Psychiatry, Johannes Gutenberg-University Mainz, Mainz, Germany
3. Department of Pediatric Urology, University Hospital Erlangen, Erlangen, Germany
4. Department of Pediatrics and Adolescent Medicine, Westküstenklinikum Heide, Heide, Germany
5. Department of Pediatric Surgery and Urology, Center for Child and Youth Health, Klinikum Bremen-Mitte, Bremen, Germany
6. Department of Pediatric Surgery, Charité Universitätsmedizin Berlin, Berlin, Germany
7. SoMA e.V., Munich, Germany
8. Department of Pediatric Surgery and Urology, University Hospital for Child and Adolescent Medicine Tübingen, Tübingen, Germany
9. Department of Pediatric Surgery and Urology, Children's Hospital of Cologne, Cologne, Germany
10. Department of Pediatric Urology, University Hospital Mainz, Mainz, Germany
11. Department of Neonatology, Children's Hospital and Institute of Human Genetics, University of Bonn, Bonn, Germany
12. Department of Pediatric Urology, Klinik St. Hedwig, University Medical Center Regensburg, Regensburg, Germany