1. Medical Innovation Center, Kyoto University Graduate School of Medicine, Kyoto 606-8507, Japan
2. Division of Endocrinology and Metabolism, Department of Internal Medicine, Jichi Medical University, Tochigi 329-0431, Japan
3. Tazuke Kofukai, Medical Research Institute, Kitano Hospital, Osaka 530-8480, Japan
4. Pediatric Endocrinology and Metabolism, Osaka City General Hospital, Osaka 534-0021, Japan
5. Pediatrics Center, Toho University Omori Medical Center, Tokyo 143-8540, Japan
6. Department of Medicine and Bioregulatory Science, Graduate School of Medical Sciences, Kyushu University, Fukuoka 821-8582, Japan