1. Endocrinology and Diabetes Center, Yokohama Rosai Hospital, Japan
2. Department of Human Pathology, University of Yamanashi Interdisciplinary Graduate School of Medicine and Engineering, Japan
3. Departments of Endocrinology and Diabetes, JCHO Tokyo Yamate Medical Center, Japan
4. Department of Pathology, Yokohama Rosai Hospital, Japan
5. Department of Cardiovascular Medicine, Yokohama Rosai Hospital, Japan