1. Department of Metabolism, Endocrinology and Molecular Medicine, Osaka Metropolitan University Graduate School of Medicine, Osaka 545-8585, Japan
2. Department of Vascular Medicine, Osaka Metropolitan University Graduate School of Medicine, Osaka 545-8585, Japan
3. Vascular Science Center for Translational Research, Osaka Metropolitan University Graduate School of Medicine, Osaka 545-8585, Japan
4. Nagasaki Thyroid Clinic, Osaka 546-0014, Japan
5. Department of Endocrinology, Diabetes and Metabolism, Fujita Health University School of Medicine, Aichi 470-1192, Japan
6. Department of Endocrinology and Diabetes, Daido Hospital, Aichi 457-0818, Japan