1. Department of Pediatrics, University of Minnesota, Minneapolis, Minnesota, USA; Neurosurgery and Brain Tumor Research Center, University of California, San Francisco, San Francisco, California, USA.
2. Masonic Cancer Center, University of Minnesota, Minneapolis, Minnesota, USA; Neurosurgery and Brain Tumor Research Center, University of California, San Francisco, San Francisco, California, USA.
3. Center for Genome Engineering, University of Minnesota, Minneapolis, Minnesota, USA; Neurosurgery and Brain Tumor Research Center, University of California, San Francisco, San Francisco, California, USA.
4. Ludwig Cancer Research San Diego Branch, La Jolla, California, USA; Neurosurgery and Brain Tumor Research Center, University of California, San Francisco, San Francisco, California, USA.
5. Department of Neurosurgery, University of Minnesota, Minneapolis, Minnesota, USA; Neurosurgery and Brain Tumor Research Center, University of California, San Francisco, San Francisco, California, USA.
6. Department of Pediatrics, University of Southern California, Los Angeles, California, USA; Neurosurgery and Brain Tumor Research Center, University of California, San Francisco, San Francisco, California, USA.
7. Cancer and Blood Disease Institute, Children's Hospital Los Angeles and The Saban Research Institute, Los Angeles, California, USA; Neurosurgery and Brain Tumor Research Center, University of California, San Francisco, San Francisco, California, USA.
8. Departments of Neurology, Pediatrics, Neurosurgery, Brain Tumor Research Center, and Helen Diller Family Comprehensive Cancer Center, University of California, San Francisco, California, USA; and Neurosurgery and Brain Tumor Research Center, University of California, San Francisco, San Francisco, California, USA.
9. Departments of Pediatrics, Neurosurgery and Brain Tumor Research Center, University of California, San Francisco, San Francisco, California, USA.