1 Department of Emergency and Critical Care Medicine, Fu-Jen Catholic University Hospital, New Taipei City, Taiwan.
2 Department of Emergency Medicine, National Taiwan University Hospital, Taipei, Taiwan; Department of Emergency Medicine, College of Medicine, National Taiwan University, Taipei, Taiwan. Electronic address: wanchinglien@ntu.edu.tw.
3 Department of Emergency Medicine, National Taiwan University Hospital, Taipei, Taiwan; Department of Emergency Medicine, College of Medicine, National Taiwan University, Taipei, Taiwan.