1. Swabian Children’s Cancer Center, Paediatric and Adolescent Medicine, University Medical Center Augsburg , Augsburg, Germany
2. Bavarian Cancer Research Center , Germany
3. Division of Pediatric Hematology and Oncology, Department of Pediatrics and Adolescent Medicine, Medical University of Graz , Graz, Austria
4. Institute of Human Genetics, Ulm University & Ulm University Medical Center , Ulm, Germany
5. Institute of Neuropathology, University Hospital Münster , Münster, Germany
6. Department of Genetics and Molecular Medicine, Hospital of Lithuanian University of Health Sciences , Kauno Klinikos, Kaunas, Lithuania
7. Department of Pathology, Rasoul Akram Medical Complex, Iran University of Medical Sciences , Tehran, Iran
8. Department of Pediatric Hematology and Oncology, University Children’s Hospital Basel (UKBB) , Basel, Switzerland
9. Department of Pediatric Hematology and Oncology, Dr. von Haunersches Kinderspital , München, Germany
10. Princess Máxima Center for Pediatric Oncology , Utrecht, The Netherlands
11. Departments of Pediatrics and Pathology, Cancer and Blood Diseases Institute, Children’s Hospital Los Angeles and Norris Comprehensive Cancer Center, Keck School of Medicine, University of Southern California , Los Angeles, CA, USA
12. Children’s Center, Evangelisches Krankenhaus Bielefeld , Bielefeld, Germany
13. Department of Pediatrics, Kepler University Hospital Linz , Linz, Austria
14. Children’s Hospital, HELIOS Klinikum Erfurt , Erfurt, Germany
15. Department of Pediatric Hematology and Oncology, Miami Children’s Hospital , Miami, FL, USA
16. Department of Pediatric Oncology, Hospital Infantil Universitario Niño Jesús , Madrid, Spain
17. Children’s Health Ireland at Crumlin , Dublin, Ireland
18. Institute for Medical Statistics, Medical University of Graz , Graz, Austria
19. Department of Pediatric Hematology and Oncology, University Medical Center Hamburg-Eppendorf , Hamburg, Germany
20. Section of Pediatric Pathology, Department of Pathology, University Hospital Bonn , Bonn, Germany
21. Institute of Biostatistics and Clinical Research, University of Münster , Münster, Germany
22. Diagnostic and Interventional Radiology, University Medical Center Augsburg , Augsburg, Germany
23. Faculty of Medicine, Diagnostic and Interventional Neuroradiology, Neuroradiological Reference Center for the Pediatric Brain Tumor (HIT) Studies of the German Society of Pediatric Oncology and Hematology, University of Augsburg , Augsburg, Germany
24. Department of Pathology and Laboratory Medicine, Children’s Hospital Los Angeles, Keck School of Medicine, University of Southern California , Los Angeles, CA, USA