1. Department of Medicine, Division of Diabetes, Metabolism, and Endocrinology, Showa University School of Medicine
2. Department of Insured Medical Care Management, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University (TMDU)
3. Department of Family Medicine, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University (TMDU)
4. Vaccine & Diagnostic R&D Department, Denka Co., Ltd.,
5. Diabetes Center, Ebina General Hospital Kawaharaguchi