1 Department of Neurovascular Intervention and Neurosurgery, School of Medicine, Shanghai General Hospital, Shanghai Jiao Tong University, Shanghai, China.
2 Department of Neurovascular Intervention, Clinical Center of Neuroscience, Shanghai General Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.
3 School of Continuing Education, Shanghai Jiao Tong University, Shanghai, China.
4 Department of Neurosurgery, 904th Hospital of PLA, Wuxi, China.