1 Department of Emergency Medicine, The Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, 310009, China. jansoean@zju.edu.cn.
2 Key Laboratory of the Diagnosis and Treatment of Severe Trauma and Burn of Zhejiang Province, Hangzhou, China. jansoean@zju.edu.cn.
3 Zhejiang Province Clinical Research Center for Emergency and Critical Care Medicine, Hangzhou, China. jansoean@zju.edu.cn.
4 Research Institute of Emergency Medicine, Zhejiang University, Hangzhou, 310009, China. jansoean@zju.edu.cn.
5 Department of Radiology, Children's Hospital, Zhejiang University School of Medicine, Hangzhou, China.
6 National Clinical Research Center for Child Heath, Hangzhou, China.
7 Department of Emergency Medicine, The Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, 310009, China.
8 Key Laboratory of the Diagnosis and Treatment of Severe Trauma and Burn of Zhejiang Province, Hangzhou, China.
9 Zhejiang Province Clinical Research Center for Emergency and Critical Care Medicine, Hangzhou, China.
10 Research Institute of Emergency Medicine, Zhejiang University, Hangzhou, 310009, China.