1. Department of Chest Medicine, Shin-Kong Wu Ho-Su Memorial Hospital, Taipei, Taiwan
2. School of Respiratory Therapy, Taipei Medical University, Taipei, Taiwan
3. School of Medicine, Chung Shan Medical University, Taichung, Taiwan
4. Department of Otolaryngology, Chung Shan Medical University Hospital, Taichung, Taiwan
5. Graduate Institute of Basic Medical Science, China Medical University, Taichung, Taiwan
6. Department of Biotechnology, College of Health Science, Asia University, Taichung, Taiwan
7. Graduate Institute of Medical Sciences, Taipei Medical University, Taipei, Taiwan
8. Division of Pulmonary Medicine, Department of Internal Medicine, Taipei Medical University-Wan Fan Hospital, Taipei, Taiwan
9. Institute of Medicine, Chung Shan Medical University, Taichung, Taiwan
10. Department of Medical Research, Chung Shan Medical University Hospital, Taichung, Taiwan
11. Graduate Institute of Clinical Medicine, Taipei Medical University, 250 Wu-Hsing Street, Taipei 110, Taiwan