1. Department of Cardiovascular Surgery, Miyazaki Prefectural Nobeoka Hospital
2. First Department of Pharmacology, School of Pharmaceutical Sciences, Kyushu University of Health and Welfare
3. Kuwabara Clinic
4. First Department of Pathology, Faculty of Medicine, Miyazaki University
5. Department of Thoracic and General Surgery, Faculty of Medicine, Miyazaki University
6. Second Department of Pharmacology, School of Pharmaceutical Sciences, Kyushu University of Health and Welfare