1. Division of Family Medicine (Y.Y.W.), Taichung Veterans General Hospital, Taichung, Taiwan
2. Department of Veterinary Medicine, College of Veterinary Medicine, National Chung Hsing University, Taichung, Taiwan (Y.Y.W., K.C.T.)
3. School of Medicine, National Yang Ming University, Taipei, Taiwan (Y.Y.W, S.Y.L., W.H.H.S.)
4. Division of Endocrinology and Metabolism (S.Y. L., Y.H.C., W.H.H.S.), Taichung Veterans General Hospital, Taichung, Taiwan
5. Department of Medical Research (C.J.C.), Taichung Veterans General Hospital, Taichung, Taiwan