1. Department of Radiology and Nuclear Medicine, Xuanwu Hospital Capital Medical University Beijing China
2. Beijing Key Laboratory of Magnetic Resonance Imaging and Brain Informatics Beijing China
3. Beijing Institute of Functional Neurosurgery, Xuanwu Hospital Capital Medical University Beijing China
4. Beijing Engineering Research Center of Radiographic Techniques and Equipment Institute of High Energy Physics, Chinese Academy of Sciences China
5. Department of Neurology, Xuanwu Hospital Capital Medical University Beijing China