1. From the Department of Internal Medicine, Taichung Veterans General Hospital, Taichung, Taiwan.
2. Division of Allergy, Immunology, and Rheumatology, Taichung Veterans General Hospital, Taichung, Taiwan.
3. Department of Post-Baccalaureate Medicine, College of Medicine, National Chung Hsing University, Taichung, Taiwan.
4. Faculty of Medicine, National Yang Ming Chiao Tung University, Taipei, Taiwan.
5. Division of General Medicine, Department of Internal Medicine, Taichung Veterans General Hospital, Taichung, Taiwan.
6. Ph.D. Program in Translational Medicine and Rong Hsing Research Center for Translational Medicine, National Chung Hsing University, Taichung, Taiwan.