1. Institute of Medicine, Chung Shan Medical University , Taichung, Taiwan
2. Department of Allergy, Immunology and Rheumatology, Chung Shan Medical University Hospital , Taichung, Taiwan
3. Department of Nursing, Chung Shan Medical University , Taichung, Taiwan
4. Graduate Institute of Integrated Medicine, China Medical University , Taichung, Taiwan