1. Division of Diabetes and Endocrinology Department of Internal Medicine Kobe University Graduate School of Medicine Kobe Japan
2. Division of Diabetes and Endocrinology Kobe University Hospital Kobe Japan
3. Medical Center for Student Health Kobe University Kobe Japan
4. Division of Biosignal Pathophysiology Kobe University Kobe Japan
5. Department of Diabetes and Endocrinology Nara Medical University Kashihara Japan