1. Department of Anatomical and Cellular Pathology, Chinese University of Hong Kong, Shatin, Hong Kong
2. Shenzhen Research Institute, The Chinese University of Hong Kong, Shenzhen, China
3. Department of Neurosurgery, Huashan Hospital, Fudan University, Shanghai, China
4. Neurosurgery Division, Department of Surgery, Chinese University of Hong Kong, Shatin, Hong Kong
5. Department of Neuropathology, Huashan Hospital, Fudan University, Shanghai, China