1. Department of Nutrition, China Medical University, 91, Hsueh-shih Road, Taichung City, Taiwan, ROC
2. Department of Internal Medicine, Chung Shan Medical University Hospital, Taichung City, Taiwan, ROC
3. Department of Urology, China Medical University and Hospital, Taichung City, Taiwan, ROC
4. Department of Health and Nutrition Biotechnology, Asia University, Taichung County, Taiwan, ROC