1. Department of Neurological Surgery, University of Washington School of Medicine;
2. Department of Pathology, Division of Neuropathology, University of Washington School of Medicine, Seattle, Washington;
3. Meyer Cancer Center, Division of Neuro-Oncology, Department of Neurology, NewYork-Presbyterian Hospital/Weill Cornell Medicine, New York, New York; and
4. Human Biology Division, Fred Hutchinson Cancer Research Center, Seattle, Washington