1. Department of Diabetes, Endocrinology, and Nutrition Kyoto University Hospital Kyoto Japan
2. Department of Diabetes, and Endocrinology Shiga General Hospital Shiga Japan
3. Department of Diabetes, and Metabolism Hikone Municipal Hospital Shiga Japan
4. Department of Internal Medicine Koto Memorial Hospital Shiga Japan
5. Institute of Neuropathology Fukushimura Hospital Toyohashi, Aichi Japan
6. Department of Diabetes and Endocrinology Gifu University Graduate School of Medicine Gifu Japan