1. Department of Pathology, University of Cambridge , Cambridge , UK
2. Department of Pediatric Hematology and Oncology, Hospital Infantil Virgen del Rocio , Seville , Spain
3. Arthur and Sonia Labatt Brain Tumor Research Centre, Hospital for Sick Children , Toronto, Ontario , Canada
4. Monash Children’s Cancer Centre, Monash Children’s Hospital, Monash Health , Melbourne, Victoria , Australia
5. Center for Cancer Research, Hudson Institute of Medical Research , Melbourne, Victoria , Australia
6. Department of Molecular and Translational Science, School of Medicine, Nursing and Health Science, Monash University , Melbourne, Victoria , Australia
7. Department of Radiology, Cambridge University Hospitals NHS Foundation Trust , Cambridge , UK
8. Department of Oncology, Cambridge University Hospitals NHS Foundation Trust , Cambridge , UK
9. East Genomics Laboratory Hub (GLH) Genetics Laboratory, Cambridge University Hospitals NHS Foundation Trust , Cambridge , UK
10. Department of Pediatrics, Division of Pediatric Hematology/Oncology, Dalhousie University and IWK Health Centre , Halifax, Nova Scotia , Canada
11. Department of Pediatrics, Division of Hematology and Oncology, Baylor College of Medicine, Texas Children’s Hospital , Houston, Texas , USA
12. SIHMDS-Acquired Genomics Laboratory, NHS North Thames Genomic Laboratory Hub, Great Ormond Street Hospital for Children NHS Foundation Trust , London , UK
13. Developmental Biology and Cancer Department, University College London Great Ormond Street Institute of Child Health , London , UK
14. Department of Histopathology, Great Ormond Street Hospital for Children, NHS Foundation Trust , London , UK
15. Department of Neuropathology, Cambridge University Hospitals NHS Foundation Trust , Cambridge , UK
16. Department of Paediatric Oncology, Alder Hey Children’s NHS Foundation Trust , Liverpool , UK
17. Division of Haematology/Oncology, Department of Pediatrics, Hospital for Sick Children , Toronto, Ontario , Canada
18. Department of Laboratory Medicine and Pathobiology, Faculty of Medicine, University of Toronto , Toronto, Ontario , Canada
19. Department of Paediatric Haematology and Oncology, Cambridge University Hospitals NHS Foundation Trust , Cambridge , UK