1. Department of Neurology Xuanwu Hospital, Capital Medical University Beijing China
2. Advanced Center of Stroke Beijing Institute for Brain Disorders Beijing China
3. Department of China‐America Institute of Neuroscience Xuanwu Hospital, Capital Medical University Beijing China
4. Department of Neurology Yongxin People’s Hospital Ji’an China
5. Department of Neurosurgery Xuanwu Hospital, Capital Medical University Beijing China
6. Department of Neurosurgery Wayne State University School of Medicine Detroit Michigan