Department of Emergency Medicine, Beijing Jishuitan Hospital, Beijing 100035, China;
Department of Emergency Medicine, Beijing Jishuitan Hospital, Beijing 100035, China;
Department of Emergency Medicine, Beijing Jishuitan Hospital, Beijing 100035, China;
Department of Emergency Medicine, Beijing Jishuitan Hospital, Beijing 100035, China;
Department of Emergency Medicine, Beijing Jishuitan Hospital, Beijing 100035, China;