1. Jikei University Harumi Triton Clinic, Jikei University School of Medicine, Tokyo, Japan
2. Division of Diabetes, Metabolism and Endocrinology, Department of Internal Medicine, Jikei University School of Medicine, Tokyo, Japan
3. Department of Chronic Disease Prevention, National Institute for Health and Welfare, Helsinki, Finland
4. Health-Care Center, Jikei University School of Medicine, Tokyo, Japan
5. Health-Care Center, Gastroenterology & Division of Oncology, Institute of DNA Medicine, Jikei University School of Medicine, Tokyo, Japan
6. Instituto de Investigacion Sanitaria del Hospital Universario LaPaz (IdiPAZ), Paseo de la Castellana, Madrid, Spain
7. Centre for Vascular Prevention, Danube-University Krems, Krems, Austria
8. Diabetes Research Group, King Abdulaziz University, Jeddah, Saudi Arabia