1. Interventional Neuroradiology Center, Beijing Tiantan Hospital, Capital Medical University, Beijing, China
2. Stroke Center, Beijing Institute of Brain Disorders, Capital Medical University, Beijing, China
3. Department of Neurology, The Affiliated Hospital of Qingdao University, Qingdao, Shandong, China
4. Department of Neurology, The Second Hospital of Hebei Medical University, Shijiazhuang, Hebei, China
5. Neurointerventional Department, The First Affiliated Hospital of Zhengzhou University, Zhengzhou, Henan, China
6. Department of Cerebrovascular Disease, Hainan General Hospital, Haikou, Hainan, China
7. Department of Neurology, Yantai Yuhuangding Hospital, Yantai, Shandong, China
8. Department of Neurology, West China Hospital, Sichuan University, Chengdu, Sichuan, China
9. Department of Neurology, Affiliated Jinling Hospital, Medical School of Nanjing University, Nanjing, Jiangsu, China
10. Department of Neurology, Shenzhen Hospital of Southern Medical University, Shenzhen, Guangdong, China
11. Department of Neurology, The Southwest Hospital of Army Medical University, Chongqing, China
12. Department of Neurology, Xinqiao Hospital, Army Medical University, Chongqing, China
13. Department of Neurosurgery, Renji Hospital, Shanghai Jiaotong University, Shanghai, China
14. Department of Neurology, Chinese People's Liberation Army General Hospital, Beijing, China
15. Department of Neurology, General Hospital of Lanzhou Military Command, Lanzhou, China
16. Neurointerventional Department, Henan Provincial People’s Hospital, Zhengzhou University, Zhengzhou, Henan, China
17. Department of Neurosurgery, Tianjin First Central Hospital, Tianjin, China
18. Department of Neurology, UCLA (University of California, Los Angeles)
19. Department of Neurology, University of California, Irvine, Irvine
20. for the NOVA Trial Investigators