1. Hopp Children's Cancer Center Heidelberg (KiTZ) Germany
2. Clinical Cooperation Unit Pediatric Oncology German Cancer Research Center (DKFZ) and German Cancer Consortium (DKTK) Heidelberg Germany
3. Faculty of Biosciences University of Heidelberg Germany
4. Department of Pediatric Oncology, Hematology and Immunology University Hospital Heidelberg Germany
5. Institute for Medical Virology Goethe University Hospital Frankfurt am Main Germany
6. Division of Pediatric Glioma Research German Cancer Research Center (DKFZ) Heidelberg Germany
7. School of Biosciences University of Kent Canterbury UK