[Li, Kay Ka-Wai; Yang, Rui; Chan, Aden Ka-Yin; Chung, Nellie Yuk-Fei; Ng, Ho-Keung] Chinese Univ Hong Kong, Dept Anat & Cellular Pathol, Hong Kong, Hong Kong, Peoples R China; [Li, Kay Ka-Wai; Ng, Ho-Keung] Chinese Univ Hong Kong, Shenzhen Res Inst, Shenzhen, Peoples R China; [Shi, Zhifeng; Wu, Jingsong] Fudan Univ, Huashan Hosp, Dept Neurosurg, Shanghai, Peoples R China