1. Division of Endocrinology Metabolism, National Children's Hospital, and Endocrine Research Laboratory, National Children's Medical Research Center
2. Department of Pediatrics, Yamanashi Medical College
3. 1st Department of Internal Medicine, Tokushima University
4. 3rd Department of Internal Medicine, Teikyo University
5. Division of Endocrinology Metabolism, Kanagawa Children's Medical Center
6. Department of Pediatrics, Chiba University