Department of Critical Care Medicine, Jinan Military General Hospital, Jinan, Shandong 250031, China;
Department of Emergency and Intensive Care Unit, Hainan Branch of Chinese People's Liberation Army General Hospital, Sanya, Hainan 572013, China;
Department of Emergency Medicine, Changzheng Hospital, Second Military Medical University, Shanghai 200003, China;
Department of Critical Care Medicine, Jinan Military General Hospital, Jinan, Shandong 250031, China;
Department of Emergency Medicine, Changzheng Hospital, Second Military Medical University, Shanghai 200003, China;
Department of Emergency Medicine, Changzheng Hospital, Second Military Medical University, Shanghai 200003, China;