1. Department of Emergency Medicine, Taichung Veterans General Hospital, Taichung 407219, Taiwan
2. Department of Post-Baccalaureate Medicine, College of Medicine, National Chung Hsing University, Taichung 402, Taiwan
3. Institute of Medicine, School of Medicine, Chung Shan Medical University, Taichung 40201, Taiwan
4. School of Medicine, Chung Shan Medical University, Taichung 40201, Taiwan
5. School of Medicine, National Yang Ming Chiao Tung University, Taipei 11217, Taiwan
6. Department of Emergency Medicine, Taipei Veterans General Hospital, Taoyuan Branch, Taoyuan 330, Taiwan
7. Department of Emergency Medicine, Taipei Veterans General Hospital, Taipei 11217, Taiwan
8. Department of Emergency Medicine, Chung Shan Medical University Hospital, Taichung 40201, Taiwan
9. Lung Cancer Research Center, Chung Shan Medical University Hospital, Taichung 40201, Taiwan
10. Center for Cardiovascular Medicine, Taichung Veterans General Hospital, Taichung 407219, Taiwan
11. Department of Clinical Laboratory, Drug Testing Center, Chung Shan Medical University Hospital, Taichung 40201, Taiwan