1. Department of Neurological Surgery, University of California, San Francisco, CA 94158, USA.
2. Department of Pathology, University of California, San Francisco, CA 94158, USA.
3. Genome Science Laboratory, Research Center for Advanced Science and Technology, University of Tokyo, Meguro-ku, Tokyo 153-8904, Japan.
4. Department of Neurosurgery, University of Tokyo, Bunkyo-ku, Tokyo 113-8655, Japan.
5. Department of Medicine, University of California, San Francisco, CA 94158, USA.
6. Helen Diller Family Comprehensive Cancer Center, University of California, San Francisco, CA 94158, USA.
7. Department of Bioengineering and Therapeutic Sciences, University of California, San Francisco, CA 94158, USA.
8. Department of Radiology and Biomedical Imaging, University of California, San Francisco, CA 94158, USA.
9. Department of Pediatrics, University of California, San Francisco, CA 94158, USA.
10. Department of Neurology, University of California, San Francisco, CA 94158, USA.
11. Department of Epidemiology and Biostatistics, University of California, San Francisco, CA 94158, USA.
12. Institute for Human Genetics, University of California, San Francisco, CA 94158, USA.
13. Michael Smith Genome Sciences Centre, British Columbia Cancer Agency, Vancouver, BC V5Z 4E6, Canada.