[Hu, Ting; Song, Zhihao; Huang, Wei; Liu, Qing; Li, Haoyu] Cent South Univ, Xiangya Hosp, Dept Neurosurg, Changsha 410008, Peoples R China.
[Hu, Ting; Song, Zhihao; Liu, Qing; Li, Haoyu] Inst Skull Base Surg & Neurooncol Hunan Prov, Changsha 410008, Peoples R China.
[Hu, Ting; Song, Zhihao; Huang, Wei; Liu, Qing; Li, Haoyu] Cent South Univ, Xiangya Hosp, Natl Clin Res Ctr Geriatr Disorders, Changsha 410008, Peoples R China.
[Zeng, Chong] Univ South China, Affiliated Hosp 7, Hengyang Med Sch, Dept Med, Changsha 410119, Peoples R China.
[Chen, Si; Li, Haoyu] Cent South Univ, Xiangya Hosp, Dept Ophthalmol, Changsha 410008, Peoples R China.