1. Division of Cardiology, Hematology and Endocrinology/Metabolism, Niigata University Graduate School of Medical and Dental Sciences
2. Division of Cardiology, National Defense Medical College
3. The Division of Cardiology and Internal Medicine, Sado General Hospital
4. The Division of Thoracic and Cardiovascular Surgery, Niigata University Graduate School of Medical and Dental Sciences
5. Department of Cellular Function Division of Cellular and Molecular Pathology, Niigata University Graduate School of Medical and Dental Sciences