1. Second Department of Internal Medicine, Gunma University School of Medicine
2. Cardiovascular Hospital of Central Japan
3. Department of Laboratory Medicine, Gunma University School of Medicine
4. Clinical Investigation and Research Unit, Gunma University School of Medicine
5. Department of General Medicine, Kanazawa Medical University
6. Medical Informatics and Decision Sciences, Gunma University School of Medicine
7. Department of Obstetrics and Gynecology, Hirosaki University School of Medicine