1. Department of Ophthalmology National Taiwan University Hospital Taipei Taiwan
2. Intelligent Diabetes, Metabolism and Exercise Center China Medical University Hospital Taichung Taiwan
3. Division of Metabolism Department of Internal Medicine China Medical University Hospital Taichung Taiwan
4. Graduate Institute of Integrated Medicine China Medical University Taichung Taiwan
5. Department of Bioscience and Technology Chung Yuan Christian University Taoyuan Taiwan
6. Division of Endocrinology and Metabolism Department of Internal Medicine Changhua Christian Hospital Changhua Taiwan