1. Division of Oncology, The Children’s Hospital of Philadelphia and the University of Pennsylvania Perelman School of Medicine , Philadelphia, Pennsylvania , USA
2. Division of Neuro-Oncology, Department of Neurology, Johns Hopkins University School of Medicine , Baltimore, Maryland , USA
3. Division of Oncology, Cincinnati Children’s Hospital Medical Center, University of Cincinnati College of Medicine , Cincinnati, Ohio , USA
4. Pediatric Oncology Branch, National Cancer Institute , Bethesda, Maryland , USA
5. Russell H. Morgan Department of Radiology & Radiological Science, Johns Hopkins University School of Medicine , Baltimore, Maryland , USA
6. Department of Neurosurgery, Johns Hopkins University School of Medicine , Baltimore, Maryland , USA
7. Family Neurofibromatosis Institute, Center for Neuroscience and Behavioral Medicine,Children’s National Hospital, Washington, District of Columbia , USA
8. Department of Radiology, Massachusetts General Hospital and Harvard Medical School , Boston, Massachusetts , USA
9. Neurofibromatosis Service, Department of Neurology, Guy’s Hospital, Guy’s & St. Thomas’ NHS Foundation Trust , London , UK
10. Department of Pediatrics, Ann & Robert H. Lurie Children’s Hospital of Chicago, Feinberg School of Medicine, Northwestern University , Chicago, Illinois , USA
11. Stephen E. and Catherine Pappas Center for Neuro-Oncology, Massachusetts General Hospital , Boston, Massachusetts , USA
12. Department of Neurology, University Medical Center Hamburg-Eppendorf , Hamburg , Germany
13. Department for Diagnostic and Interventional Radiology and Nuclear Medicine, University Medical Center Hamburg-Eppendorf , Hamburg , Germany
14. Radiation Oncology Branch, National Cancer Institute , Bethesda, Maryland , USA
15. Department of Neurologic Surgery, Mayo Clinic , Rochester, Minnesota , USA
16. Department of Neurology, Boston Children’s Hospital , Boston, Massachusetts , USA
17. Division of Cancer and Genetics, Cardiff University , Wales , UK
18. Grossman School of Medicine, Department of Neurology , New York, New York , USA