1. Department of Neurosurgery; Xuanwu Hospital, Capital Medical University; Beijing China
2. China International Neuroscience Institute (China-INI); Beijing China
3. Chinese Academy of Medical Sciences, Peking Union Medical College; Beijing China
4. Medical Library, Xuanwu Hospital; Capital Medical University; Beijing China
5. Medical Library; Xuanwu Hospital, Capital Medical University; Beijing China
6. Department of Evidence-based Medicine; Xuanwu Hospital, Capital Medical University; Beijing China
7. Department of Medical Imaging; University of Toronto; Toronto Canada
8. Department of Interventional Neuroradiology; Xuanwu Hospital, Capital Medical University; Beijing China