1. Department of Neurosurgery Massachusetts General Hospital, Harvard University Boston Massachusetts USA
2. Department of Neurosurgery Boston Children's Hospital, Harvard University Boston Massachusetts USA
3. Department of Neurology Boston Children's Hospital, Harvard University Boston Massachusetts USA
4. Department of Genetics Boston Children's Hospital, Harvard University Boston Massachusetts USA
5. Department of Pathology Boston Children's Hospital, Harvard University Boston Massachusetts USA
6. Department of Radiology Boston Children's Hospital, Harvard University Boston Massachusetts USA
7. Neuro‐oncology, Dana‐Farber/Boston Children's Cancer and Blood Disorders Center Harvard University Boston Massachusetts USA