1. Department of Neurosurgery, the Affiliated Hospital of Southwest Medical University, Luzhou, China.
2. Department of Neurosurgery, People's Hospital of Deyang City, Deyang, China.
3. Department of Oncology, People's Hospital of Deyang City, Deyang, China.
4. Department of Cerebrovascular Disease, the Affiliated Hospital of Zunyi Medical College, Zunyi, China.
5. Department of Neurosurgery, the First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
6. Department of Medicine (Neurology), Duke University Medical Center, Medicine, Durham, North Carolina.
7. Cognosci, Inc., Research Triangle Park, North Carolina.