1. Division of Hematology and Oncology, Arthur and Sonia Labatt Brain Tumour Research Centre, The Hospital for Sick Children, Toronto, Ontario, Canada
2. Hopp Children’s Cancer Center, Heidelberg, Germany
3. Division of Pediatric Neuro-oncology, German Cancer Research Center and German Cancer Research Consortium, Heidelberg, Germany
4. Department of Pediatric Hematology and Oncology, University Hospital Heidelberg, Heidelberg, Germany
5. Wolfson Childhood Cancer Research Centre, Northern Institute for Cancer Research, Newcastle University, Newcastle upon Tyne, UK
6. Departments of Genetics and of Oncopediatry and Young Adults, Curie Institute, Paris, France
7. INSERM U830, Laboratory of Translational Research in Pediatric Oncology, SIREDO Pediatric Oncology Center, Curie Institute, Paris, France
8. Department of Medical Biophysics, Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada
9. University Children’s Hospital Augsburg, Swabian Children’s Cancer Center, Augsburg, Germany
10. Institute of Neuropathology, University Hospital Münster, Münster, Germany