[1] Chinese Univ Hong Kong, Fac Med, Dept Med & Therapeut, Div Neurol, Hong Kong, Peoples R China
[2] Chinese Univ Hong Kong, Li Ka Shing Inst Hlth Sci, Fac Med, Hong Kong, Peoples R China
[3] Chinese Univ Hong Kong, Fac Med, Margaret K L Cheung Res Ctr Management Parkinsonis, Hong Kong, Peoples R China
[4] Chinese Univ Hong Kong, Fac Med, Lau Tat Chuen Res Ctr Brain Degenerat Dis Chinese, Hong Kong, Peoples R China
[5] Chinese Univ Hong Kong, Gerald Choa Neurosci Inst, Hong Kong 999077, Peoples R China
[6] Kwok Tak Seng Ctr Stroke Res & Intervent, Hong Kong, Peoples R China