[Chen, Lin; Zhang, Lei; Huang, Chunlan; Yuan, Mei; Chen, Gang; Luo, Bang] Univ South China, Affiliated Hosp 2, Hengyang Med Sch, Dept Neurol, Hengyang 421001, Hunan, Peoples R China.
[Ye, Qing; Liu, Kai; Liang, Shengjiao; He, Binling] Univ South China, Affiliated Hosp 1, Hengyang Med Sch, Dept Neurol, Hengyang 421001, Hunan, Peoples R China.
[Chen, Liang] Univ South China, Nanhua Hosp, Hengyang Med Sch, Dept Neurol, Hengyang 421001, Hunan, Peoples R China.
[Li, Zongze] Fudan Univ, Shanghai Med Coll, Dept Neurosurg, Huashan Hosp, Shanghai 200040, Peoples R China.