1. Department of Internal Medicine, Taipei City Hospital, Taipei City Government, Taipei, Taiwan
2. Faculty of Medicine, School of Medicine, National Yang-Ming University, Taipei, Taiwan
3. Institute of Clinical Medicine, National Yang-Ming University, Taipei, Taiwan
4. Health Information and Epidemiology Laboratory, Chang Gung Memorial Hospital, Chiayi, Taiwan
5. Department of Traditional Chinese Medicine, Chang Gung Memorial Hospital, Chiayi, Taiwan
6. School of Traditional Chinese Medicine, College of Medicine, Chang Gung University, Taoyuan, Taiwan
7. Institute of Occupational Medicine and Industrial Hygiene, National Taiwan University College of Public Health, Taipei, Taiwan
8. Department of Chest Medicine, Taipei Veterans General Hospital, Taipei, Taiwan
9. Division of Pulmonary and Critical Care Medicine and Department of Respiratory Care, Chang Gung Memorial Hospital, Chiayi, Taiwan
10. Department of Respiratory Therapy, Chang Gung University, Taoyuan, Taiwan
11. Department of Environmental and Occupational Medicine, National Taiwan University Hospital and National Taiwan University College of Medicine, Taipei, Taiwan
12. Institute of Emergency and Critical Care Medicine, National Yang-Ming University, Taipei, Taiwan
13. Cancer Progression Research Center, National Yang-Ming University, Taipei, Taiwan