1. Departments of General Medicine, Gunma University Graduate School of Medicine, Maebashi
2. Medical Informatics, Gunma University Graduate School of Medicine, Maebashi
3. Department of General Medicine, Kanazawa Medical University
4. IBL Co Ltd, Fujioka
5. Medicine and Biological Science, Gunma University Graduate School of Medicine, Maebashi
6. Department of Cardiovascular Medicine, Graduate School of Medicine, University of Tokyo