1. Beijing Neurosurgical Institute, Capital Medical University, Beijing, China
2. Department of Neurosurgery, Beijing Tiantan Hospital, Capital Medical University, Beijing, China
3. Department of Epidemiology and Biostatistics, School of Public Health and Family Medicine, Capital Medical University, Beijing, China
4. Department of Radiation Therapy, Beijing Tiantan Hospital, Capital Medical University, Beijing, China
5. Department of Neuropathology, Beijing Neurosurgical Institute, Capital Medical University, Beijing, China
6. Department of Neurosurgery, Beijing Sanbo Brain Hospital, Capital Medical University, Beijing, China
7. Department of Pathology, Beijing Sanbo Brain Hospital, Capital Medical University, Beijing, China
8. Department of Oncology, Beijing Shijitan Hospital, Capital Medical University, Beijing, China
9. Department of Neurosurgery, the First Affiliated Hospital of Nanjing Medical University, Nanjing, China
10. Center for Theoretic and Applied Neuro-Oncology, Division of Neurosurgery, University of California, San Diego, CA, USA
11. China National Clinical Research Center for Neurological Diseases, Beijing, China