1. Division of Pediatric Neurooncology; German Cancer Research Center (DKFZ); Heidelberg Germany
2. German Cancer Consortium (DKTK), Core Center Heidelberg; Heidelberg Germany
3. Department of Pediatric Oncology and Hematology; University Hospital Heidelberg; Heidelberg Germany
4. Division of Molecular Genetics; German Cancer Research Center (DKFZ); Heidelberg Germany
5. Institute of Neuropathology, University Hospital Münster; Münster Germany
6. Institute of Human Genetics, University Ulm; Ulm Germany
7. Department of Pediatric Hematology and Oncology; University Medical Center Hamburg-Eppendorf; Hamburg Germany
8. Division of Pathology; The Hospital for Sick Children; Toronto Canada
9. Department of Pathology and Laboratory Medicine, Nationwide Children's Hospital and Department of Pathology and Division of Anatomy; Ohio State University; Columbus OH
10. Department of Laboratory Medicine and Pathology; Princess Margaret Cancer Centre, University Health Network; Toronto Canada
11. Department of Pathology; Keimyung University Dongsan Medical Center; Daegu Korea
12. Department of Pediatric Oncology; Oslo University Hospital; Oslo Norway
13. Department of Pediatric Hematology and Oncology; University Hospital Motol, Charles University, 2nd Medical School; Prague Czech Republic
14. 2nd Department of Pediatrics; Semmelweis University; Budapest Hungary
15. Department of Laboratory Medicine & Pathology, Division of Anatomical Pathology, Neuropathology Specialty Group; University of Alberta; Edmonton Canada
16. Department of Neuropathology; Burdenko Neurosurgical Institute; Moscow Russia
17. Department of Neuropathology; University Hospital Heidelberg; Heidelberg Germany
18. Clinical Cooperation Unit Neuropathology; German Cancer Research Center (DKFZ); Heidelberg Germany
19. Swabian Childrens' Cancer Center; Childrens' Hospital Augsburg and EU-RHAB Registry; Augsburg Germany