1. Institute of Disaster and Emergency Medicine, Tianjin University, Tianjin, China
2. Tianjin Fourth Central Hospital, Tianjin, China
3. Research Institute of Public Health, School of Medicine, Nankai University, Tianjin, China
4. Wenzhou Safety (Emergency) Institute, Tianjin University, Wenzhou, China
5. Department of Cardiology, The Dingli Clinical College of Wenzhou Medical University, Wenzhou, China
6. Tianjin Key Laboratory of Disaster Medicine Technology, Tianjin, China