1. School of Medicine, Southeast University, Nanjing, China
2. Department of Neurosurgery, Jinling Hospital, Nanjing, China
3. School of Medicine, Nanjing Medical University, Nanjing, China
4. Department of Critical Care Medicine, Jinling Hospital, Nanjing Medical University, Nanjing, China
5. Department of Biostatistics, School of Public Health, Southern Medical University, Guangzhou, China
6. School of Medicine, Nanjing University, Nanjing, China