1 Department of Emergency and Critical Care Medicine, Changhua Christian Hospital, Changhua, Taiwan.
2 Department of Emergency and Critical Care Medicine, Changhua Christian Hospital, Changhua, Taiwan; School of Medicine, Kaohsiung Medical University, Kaohsiung city, Taiwan; School of Medicine, Chung Shan Medical University, Taichung city, Taiwan; College of Medicine, National Chung Hsing University, Taichung city, Taiwan.
3 Department of Emergency and Critical Care Medicine, Changhua Christian Hospital, Changhua, Taiwan; School of Medicine, Kaohsiung Medical University, Kaohsiung city, Taiwan; School of Medicine, Chung Shan Medical University, Taichung city, Taiwan; College of Medicine, National Chung Hsing University, Taichung city, Taiwan. Electronic address: h6213.lac@gmail.com.