1. Department of Metabolic Medicine, Graduate School of Medicine, Osaka University
2. Department of Pathology, Graduate School of Medicine, Osaka University
3. Department of Radiology, Graduate School of Medicine, Osaka University
4. Department of Surgery, Osaka National Hospital
5. Department of Breast and Endocrine Surgery, Graduate School of Medicine, Osaka University
6. Department of Internal Medicine, Division of Diabetes and Metabolism, Hyogo College of Medicine