1. School of Medicine Chung Shan Medical University Tai Chung Taiwan
2. Institute of Public Health School of Medicine National Yang‐Ming University Taipei Taiwan
3. Division of Allergy, Immunology and Rheumatology Chung Shan Medical University Hospital Tai ChungTaiwan
4. Institute of Medicine Chung Shan Medical University Hospital Tai Chung Taiwan
5. Department of Medical Research Chung Shan Medical University Hospital Tai Chung Taiwan
6. Department of Statistics Oklahoma State University Stillwater OK USA
7. School of Health Policy and Management Chung Shan Medical University Tai Chung Taiwan
8. Institute of Integrative Medicine China Medical University Tai Chung Taiwan