1. Department of Paediatric Oncology, Royal Belfast Hospital for Sick Children , Northern Ireland , UK
2. Dana-Farber/Boston Children’s Cancer and Blood Disorders Center , Boston, Massachusetts , USA
3. Department of Pediatrics, Harvard Medical School, Broad Institute , Cambridge, Massachusetts , USA
4. Day One Biopharmaceuticals , Boston, Massachusetts , USA
5. University of Cincinnati College of Medicine and Cincinnati Children’s Hospital Medical Center , Cincinnati, Ohio , USA
6. Department of Neurology, Washington University School of Medicine , St. Louis, Missouri , USA
7. Clinical Pediatric Oncology, Hopp Children’s Cancer Center (KiTZ) , Heidelberg , Germany
8. Heidelberg University Hospital, Heidelberg , Germany
9. German Cancer Research Center, National Center for Tumor Diseases (NCT) , Heidelberg , Germany
10. Aflac Cancer and Blood Disorders Center, Children’s Healthcare of Atlanta and Emory University School of Medicine , Atlanta, Georgia , USA
11. Division of Oncology, The Children’s Hospital of Philadelphia , Philadelphia, Pennsylvania , USA
12. Department of Radiology, Alder Hey Children’s NHS Foundation Trust , Liverpool , UK
13. Brain Tumor Institute, Center for Neuroscience and Behavioral Medicine, Children’s National Hospital , Washington, District of Columbia, USA
14. Department of Hematology/Oncology, Saitama Children’s Medical Center , Saitama , Japan
15. Department of Radiology, Great Ormond Street Hospital for Children NHS Foundation Trust, Department of Radiology , London , UK
16. Department of Neurology, Neurosurgery and Pediatrics, University of California, San Francisco , San Francisco, California , USA
17. Department of Pediatrics, Northwestern University Feinberg School of Medicine , Chicago, Illinois , USA
18. Paediatric Haematology, Oncology and Stem Cell Transplant Division, Padua University Hospital , Padua , Italy
19. The Hospital for Sick Children and Department of Paediatrics, University of Toronto , Toronto, Ontario , Canada
20. Division of Pediatric Oncology, Department of Oncology, Johns Hopkins University School of Medicine , Baltimore, Maryland , USA
21. Department of Pathology, Johns Hopkins University School of Medicine , Baltimore, Maryland , USA
22. Pediatric Onco-Hematology Department, University Hospital of Strasbourg. UMR CNRS 7021, University of Strasbourg , Strasbourg , France
23. Department of Pediatrics and Adolescent Medicine and Comprehensive Centre of Pediatrics, Medical University of Vienna , Vienna , Austria
24. Division of Hematology & Oncology, Children’s Hospital Los Angeles, University of Southern California Keck School of Medicine , Los Angeles, California , USA
25. Charité-Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, German HIT-LOGGIC-Registry for LGG in children and adolescents, Department of Pediatric Oncology/Hematology , Berlin , Germany
26. Novartis Pharmaceuticals Corporation, East Hanover , New Jersey , USA
27. Princess Maxima Center for Pediatric Oncology , Utrecht , Netherlands
28. Department of Paediatrics and Adolescent Medicine, The University Hospital Rigshospitalet , Copenhagen , Denmark
29. Department of Pediatric and Adolescent Oncology , Villejuif , France
30. The Centre for Paediatric, Teenage and Young Adult Cancer, Institute of Cancer Sciences, University of Manchester, and Royal Manchester Children’s Hospital , Manchester , UK
31. Department of Neurosurgery, The Preston Robert Tisch Brain Tumor Center. Pediatric Neuro-Oncology, Preuss Laboratory for Brain Tumor Research, Durham , North Carolina , USA
32. Department of Diagnostic Imaging, The Hospital for Sick Children , Toronto, Ontario , Canada
33. UCL Great Ormond Street Institute of Child Health, Great Ormond Street Hospital for Children , London , UK