1Department of Emergency Medicine, Ajou University School of Medicine, Suwon, Korea
2Department of Emergency Medicine, Ewha Womans University, Shool of Medicine, Seoul, Korea
3Department. of Oncology & Hematology, H Plus Yangji General Hospital, Seoul, Korea
4Department of Emergency Medicine, Myongji Medical Foundation Myongji Hospital, Goyang, Korea JFIF d d Ducky d qhttp://ns.adobe.com/xap/1.0/