1. Department of Preventive Medicine and Public Health, Faculty of Medicine, Fukuoka University, Fukuoka 814-0180, Japan
2. Endocrinology and Diabetes Center, Yokohama Rosai Hospital, Yokohama 222-0036, Japan
3. Department of Endocrinology, Metabolism and Hypertension, National Hospital Organization Kyoto Medical Center, Kyoto 612-8555, Japan
4. Department of Medicine and Bioregulatory Sciences, Graduate School of Medical Sciences, Kyushu University, Fukuoka 812-8582, Japan
5. Department of Pathology, Tohoku University Graduate School of Medicine, Sendai 980-8575, Japan
6. Division of Endocrinology and Hypertension, Department of Internal Medicine, Graduate School of Medical Science, Kanazawa University, Kanazawa 920-8640, Japan
7. Department of Endocrinology, Metabolism, Rheumatology and Nephrology, Faculty of Medicine, Oita University, Yuhu 879-5593, Japan
8. Department of Diabetes, Endocrinology and Nutrition, Kyoto University Graduate School of Medicine, Kyoto 606-8507, Japan
9. Division of Nephrology, Endocrinology and Vascular Medicine, Department of Medicine, Tohoku University Graduate School of Medicine, Sendai 980-8574, Japan
10. Department of Medicine and Molecular Science, Gunma University Graduate School of Medicine, Maebashi 371-8511, Japan
11. Department of Internal Medicine, Toho University School of Medicine, Tokyo 143-0015, Japan
12. Division of Metabolism and Endocrinology, Department of Internal Medicine, St. Marianna University School of Medicine Yokohama City Seibu Hospital, Yokohama 241-0811, Japan
13. Health Care Center, Kochi University, Kochi 780-8520, Japan
14. Department of Rheumatology and Allergy, Institute of Medical Science, The University of Tokyo, Tokyo 108-8039, Japan
15. Department of Pediatrics, Asahikawa Medical University, Asahikawa 078-8510, Japan
16. Department of Pediatrics, Keio University School of Medicine, Tokyo 160-8582, Japan
17. Department of Molecular Endocrinology, National Research Institute for Child Health and Development, Tokyo 157-8535, Japan
18. Department of Pediatrics, Hokkaido University School of Medicine, Sapporo 060-8635, Japan
19. Department of Endocrinology and Diabetes Mellitus, Faculty of Medicine, Fukuoka University, Fukuoka 814-0180, Japan