1. Department of Molecular Endocrinology, National Research Institute for Child Health and Development, Tokyo 157-8535, Japan
2. Department of Advanced Pediatric Medicine, Tohoku University School of Medicine, Tokyo 157-8535, Japan
3. Department of Pediatrics, Shizuoka City Shimizu Hospital, Shizuoka 424-8636, Japan
4. Department of Pediatrics, Okayama Saiseikai General Hospital, Okayama 700-8511, Japan
5. Department of Pediatrics, Nagasaki University Graduate School of Biomedical Sciences, Nagasaki 852-8501, Japan
6. Department of Endocrinology and Metabolism, Kanagawa Children’s Medical Center, Yokohama 232-8555, Japan
7. Department of Pediatrics, Omihachiman Community Medical Center, Omihachiman 523-0082, Japan
8. Department of Gastroenterology and Endocrinology, Osaka Medical Center and Research Institute for Maternal and Child Health, Izumi 594-1101, Japan
9. Division of Pediatrics, Department of Homeostatic Regulation and Development, Niigata University Graduate School of Medical and Dental Sciences, Niigata 951-8520, Japan
10. Department of Pediatrics, Hamamatsu University School of Medicine, Hamamatsu 431-3192, Japan
11. Department of Maternal-Fetal Biology, National Research Institute for Child Health and Development, Tokyo 157-8535, Japan
12. Institute director, National Research Institute for Child Health and Development, Tokyo 157-8535, Japan
13. Tanaka Growth Clinic, Tokyo 158-0097, Japan