1. The Francis Crick Institute London UK
2. Department of Pathology (research) University College London Cancer Institute London UK
3. Cancer, Ageing and Somatic Mutation Wellcome Trust Sanger Institute Hinxton UK
4. Department of Molecular Medicine Aarhus Universitet Aarhus Denmark
5. Department of Cellular Pathology University College London NHS Trust London UK
6. Department of Histopathology Royal National Orthopaedic Hospital NHS Trust Stanmore UK
7. Hopp Children's Cancer Center Heidelberg (KiTZ) Heidelberg Germany
8. Division of Pediatric Neurooncology, German Cancer Research Center (DKFZ) and German Cancer Consortium (DKTK) Heidelberg Germany
9. Institute of Pathology University Hospital Heidelberg Heidelberg Germany
10. Department of Human Genetics University of Leuven Leuven Belgium
11. Department of Pediatric Hematology and Oncology University Hospital Heidelberg Heidelberg Germany
12. Pediatric Glioma Research Group German Cancer Consortium (DKTK), German Cancer Research Center (DKFZ) Heidelberg Germany
13. Department of Paediatrics University of Cambridge Cambridge UK