1. Department of Neurosurgery, Dongfang Affiliated Hospital of Xiamen University, Xiamen University Medical College, Fuzhou, Fujian�350025, P.R. China
2. Department of Comparative Medicine, Dongfang Affiliated Hospital of Xiamen University, Xiamen University Medical College, Fuzhou, Fujian 350025, P.R. China
3. Department of Neurosurgery, Dongfang Affiliated Hospital of Xiamen University, Xiamen University Medical College, Fuzhou, Fujian 350025, P.R. China
4. Department of Neuro‑interventional Radiology, Zhengzhou University People's Hospital, Henan Provincial People's Hospital, Zhengzhou, Henan�450000, P.R. China