1.Emergency Department, the Sixth Medical Center, Chinese PLA General Hospital, Beijing 100048, China

2.State Key Laboratory of Complex Severe and Rare Diseases, Emergency Department, Peking Union Medical College Hospital, Chinese Academy of Medical Science and Peking Union Medical College, Beijing 100730, China

3.Emergency Department, Peking University Shenzhen Hospital, Shenzhen 518000, China

4.Emergency Department, the First Affiliated Hospital of Kunming Medical University, Kunming 650000, China

5.Emergency Department, the First Affiliated Hospital of University of Science and Technology of China, Hefei 230001, China

6.Emergency Department, the Second Affiliated Hospital of Hainan Medical College, Haikou 570100, China

7.Emergency Department, the First Affiliated Hospital of Nanjing Medical University, Nanjing 210029, China

8.Emergency Department, Northern Jiangsu People’s Hospital, Clinical Medical College of Yangzhou University, Yangzhou 225001, China

9.Emergency Department and Chest Pain Center, Qilu Hospital of Shandong University, Jinan 100005, China

10.Shandong Provincial Clinical Research Center for Emergency and Critical Care Medicine, Jinan 100005, China

11.Key Laboratory of Emergency and Critical Care Medicine of Shandong Province, Qilu Hospital of Shandong University, Jinan 100005, China

12.Emergency Department, the Fourth Medical Center, Chinese PLA General Hospital, Beijing 100048, China

13.Jiangxi Provincial People’s Hospital, Nanchang, 330046, China

14.The Second Affiliated Hospital of Shenzhen University, Shenzhen, Guangdong 518035, China

15.The First Hospital of Tsinghua University, Beijing, 100016, China

16.The Affiliated Hospital and Medical School of Nantong University, Nantong, Jiangsu 226001, China

17.The First People’s Hospital of Lianyungang, Lianyungang, Jiangsu 222000, China

18.Shaanxi People’s Hospital, Xi’an 710068, China

19.Renmin Hospital of Wuhan University, Wuhan 430060, China

20.Shenzhen Hospital of Southern Medical University, Shenzhen, Guangdong 518000, China

21.The Second People’s Hospital of Huai’an, Huai’an, Jiangsu 223002, China

22.The Affiliated Suqian Hospital of Xuzhou Medical University, Xuzhou, Jiangsu 223800, China

23.Zhongnan Hospital of Wuhan University, Wuhan 430071, China

24.The Affiliated Hospital of Xuzhou Medical University, Xuzhou 221006, China

25.The First Affiliated Hospital of Xinjiang Medical University, Ürümqi 830054, China

26.Beijing Chuiyangliu Hospital, Beijing 100022, China

27.The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou 313000, China

28.Shengjing Hospital of China Medical University, Shenyang 110004, China

29.Sichuan Provincial People’s Hospital, Chengdu 610072, China

30.Nantong First People’s Hospital, Nantong, Jiangsu 226001, China

31.Anesthesia, Critical Care and Pain Medicine, Mass General Research Institute and Harvard Medical School, Boston 02114, USA

32.Intensive Care Medicine and Renal Medicine at the Royal London Hospital, London E1 2AA, UK

33.Katholisches Klinikum Bochum, Bochum 44791, Germany