1. Department of Pediatrics (T.T., J.N., K.F.), Hokkaido University School of Medicine, Sapporo 060-8638
2. Institute for Molecular and Cellular Bioscience (H.K., S.K.), The University of Tokyo, Tokyou 113-0032
3. Department of Endocrinology and Metabolism (S.Y., K.T., M.A., S.S.), Kanagawa Children’s Medical Center, Yokohama 232-8555
4. Department of Pediatrics, Toranomon Hospital (S.Y.), Tokyo 105-8470, Japan