1. Department of Internal Medicine, Division of Endocrinology and Metabolism, Chung Shan Medical University Hospital, Taichung, Taiwan.
2. Institute of Medicine of Chung Shan Medical University, Taichung, Taiwan.
3. School of Health Policy and Management, Institute of Medicine of Chung Shan Medical University, Taichung, Taiwan.
4. Division of Basic Medical Research, Hung Kuang University, Taichung, Taiwan.
5. Pharmacy, Chung Shan Medical University Hospital, Taichung, Taiwan.