1. Department of Medical Research, Buddhist Dalin Tzu Chi Hospital, Chiayi, Taiwan
2. Dalla Lana School of Public Health, University of Toronto, Ontario, Canada
3. Department of Allergy, Immunology and Rheumatology, Buddhist Dalin Tzu Chi Hospital, Chiayi, Taiwan
4. School of Medicine, Tzu Chi University, Hualien, Taiwan
5. Department of Family Medicine, Buddhist Dalin Tzu Chi Hospital, Chiayi, Taiwan