1. Department of Pediatric Hematology and Oncology; Hopp Children's Cancer Center at the NCT Heidelberg (KiTZ); Heidelberg Germany
2. Department of Pediatric Hematology and Oncology; Heidelberg University Hospital; Heidelberg Germany
3. German Cancer Research Center (DKFZ) and German Consortium for Translational Cancer Research (DKTK); Heidelberg Germany
4. Clinical Cooperation Unit Pediatric Oncology; German Cancer Research Center (DKFZ); Heidelberg Germany
5. Department of Neuropathology; Institute of Pathology; University Hospital Heidelberg; Heidelberg Germany
6. Clinical Cooperation Unit Neuropathology, German Consortium for Translational Cancer Research (DKTK); German Cancer Research Center (DKFZ); Heidelberg Germany
7. Department of Neurosurgery; Heidelberg University Hospital; Heidelberg Germany
8. Division of Pediatric Neurooncology; German Cancer Research Center (DKFZ); Heidelberg Germany