1. Department of Cardiovascular Medicine, Graduate School of Medicine, The University of Tokyo
2. Department of Human Pathology, Juntendo University School of Medicine
3. Division for Health Service Promotion, The University of Tokyo
4. Department of Pathology, Graduate School of Medicine, The University of Tokyo
5. Department of Therapeutic Strategy for Heart Failure, Graduate School of Medicine, The University of Tokyo
6. Department of Jichi Medical University