1. China International Neuroscience Institute (China-INI); Beijing China
2. Department of Neurosurgery; Xuanwu Hospital, Capital Medical University; Beijing China
3. Medical Library, Xuanwu Hospital; Capital Medical University; Beijing China
4. Department of Evidence-based Medicine; Xuanwu Hospital, Capital Medical University; Beijing China
5. Department of Neurosurgery; Johns Hopkins University School of Medicine; Baltimore MD USA
6. Department of Radiology; Hospital Clinic I Provincial de Barcelona; Barcelona Spain
7. Department of Neurointerventional Radiology; Vall d'Hebron Hospital; Barcelona Spain
8. Neurosciences - Stroke and Cerebrovascular; CentraCare Health System; St Cloud Minnesota USA
9. Department of Interventional Neuroradiology; Xuanwu Hospital, Capital Medical University; Beijing China