1. Department of Pathology Massachusetts General Hospital, Harvard Medical School Boston MA
2. Department of Pathology St. Jude Children's Research Hospital Memphis TN
3. Department of Pathology Northwestern University Feinberg School of Medicine Chicago IL
4. Laboratory of Pathology National Cancer Institute Bethesda MD
5. Department of Neuropathology Charité ‐ Universitätsmedizin Berlin Berlin Germany
6. Department of Neuropathology Freie Universität Berlin Berlin Germany
7. Department of Neuropathology Humboldt‐Universität zu Berlin Berlin Germany
8. Department of Neuropathology Berlin Institute of Health Berlin Germany
9. Department of Paediatric Laboratory Medicine, The Hospital for Sick Children University of Toronto Toronto Canada
10. Institute of Neuropathology University Hospital Munster Munster Germany
11. Department of Pathology University of California San Francisco San Francisco CA
12. Department of Neuropathology Heinrich Heine University Duesseldorf Germany
13. German Cancer Consortium (DKTK) partner site Essen/Duesseldorf Duesseldorf Germany
14. Institut de Neurophysiopathology Hôpital de la Timone, Service d'Anatomie Pathologique et de Neuropathologie, Aix‐Marseille Univ, APHM, CNRS Marseille France
15. Department of Neuropathology, Institute of Pathology Ruprecht‐Karls‐University Heidelberg Germany
16. Clinical Cooperation Unit Neuropathology German Cancer Research Center (DKFZ) Heidelberg Germany
17. German Cancer Consortium (DKTK) Heidelberg Germany
18. Department of Pathology Amsterdam University Medical Centers/VUmc Amsterdam The Netherlands
19. Princess Máxima Center for Pediatric Oncology Utrecht The Netherlands