This is an early access version, the complete PDF, HTML, and XML versions will be available soon. Open AccessArticle by 1,2, 1,*, 1, 1, 1, 1 and 1 1 Department of Emergency Medicine, Dongguk University Ilsan Hospital, Dongguk University College of Medicine, Goyang 10326, Republic of Korea 2 Department of Emergency Medicine, Kangwon National University College of Medicine, Chuncheon 24341, Republic of Korea * Author to whom correspondence should be addressed. J. Clin. Med.