1. Department of Pediatrics, Osaka University Graduate School of Medicine, Osaka, Japan
2. Division of Endocrinology and Metabolism, Tokyo Metropolitan Children’s Medical Center, Tokyo, Japan
3. Division of Endocrinology, Chiba Children’s Hospital, Chiba, Japan
4. Department of Endocrinology and Metabolism, Kanagawa Children’s Medical Center, Kanagawa, Japan
5. Clinical Research 1, Zeria Pharmaceutical Co., Ltd., Tokyo, Japan