1. School of Public Health, Shandong First Medical University & Shandong Academy of Medical Sciences, Taian, Shandong Province, China
2. Department of Emergency & Critical Care Medicine, Shanghai General Hospital, Shanghai Jiao Tong University, School of Medicine, Shanghai, China
3. Sanbo Brain Institute, Sanbo Brain Hospital, Capital Medical University, Beijing, China
4. Eye Hospital, Wenzhou Medical University, Wenzhou, Zhejiang, China