1. Department of Radiology, Renmin Hospital of Wuhan University, Wuhan, Hubei 430060, P.R. China
2. Department of Neurosurgery, Zhongnan Hospital of Wuhan University, Wuhan, Hubei 430071, P.R. China
3. Department of Clinical Laboratory, Zhongnan Hospital of Wuhan University, Wuhan, Hubei 430071, P.R. China
4. Department of Magnetic Resonance Imaging, Zhongnan Hospital of Wuhan University, Wuhan, Hubei 430071, P.R. China