[1] Capital Med Univ, Beijing Tiantan Hosp, Dept Neurosurg, Beijing 100070, Peoples R China
[2] Chinese Inst Brain Res, Beijing 100010, Peoples R China
[3] Beijing Inst Brain Disorders, Beijing 100069, Peoples R China
[4] China Natl Clin Res Ctr Neurol Dis, Beijing 100070, Peoples R China