Department of Emergency, Henan Provincial People's Hospital, Zhengzhou, Henan, China;
Department of Emergency, Henan Provincial People's Hospital, Zhengzhou, Henan, China;
Department of Emergency, Henan Provincial People's Hospital, Zhengzhou, Henan, China;
Department of Emergency, Henan Provincial People's Hospital, Zhengzhou, Henan, China;
Department of Emergency, Henan Provincial People's Hospital, Zhengzhou, Henan, China;