**Author details**

Takayoshi Sasako1,2\* and Kohjiro Ueki2

1 Department of Diabetes and Metabolic Diseases, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan

2 Diabetes Research Center, National Center for Global Health and Medicine, Tokyo, Japan

\*Address all correspondence to: tsasako-tky@umin.ac.jp

© 2021 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
