1. Section of Pediatric Oncology, Children's Hospital, University Medical Center of The Johannes Gutenberg University Mainz, Mainz, Germany
2. University Cancer Center of The Johannes Gutenberg University, Mainz, Germany
3. Department of Radiation Oncology and Radiation Therapy, University Medical Center of The Johannes Gutenberg University Mainz, Mainz, Germany
4. Section of Pediatric Neurosurgery, Department of Neurosurgery, University Medical Center of The Johannes Gutenberg University Mainz, Mainz, Germany
5. Department of Oncology, Valley Children’s Hospital, Madera, California, USA
6. Department of Pathology, Valley Children’s Hospital, Madera, California, USA
7. Division of Neuropathology, University of California, San Francisco, California, USA
8. Division of Hematology, Oncology and Blood & Marrow Transplantation, Children’s Hospital Los Angeles, Los Angeles, California, USA
9. Children's Center for Cancer and Blood Diseases, Children's Hospital Los Angeles, Los Angeles, California, USA
10. Center for Pediatrics and Adolescent Medicine, Children's Hospital, University Medical Center of The Johannes Gutenberg University Mainz, Mainz, Germany
11. Institute of Pathology, University Medical Center of The Johannes Gutenberg University Mainz, Mainz, Germany
12. Division of Neuropathology, University Medical Center of The Johannes Gutenberg University Mainz, Mainz, Germany
13. Department of Neuroradiology, University Medical Center of The Johannes Gutenberg University Mainz, Mainz, Germany
14. Section of Pediatric Radiology, Department of Diagnostic and Interventional Radiology, University Medical Center of The Johannes Gutenberg University Mainz, Mainz, Germany