1. Department of Clinical Pharmacology and Therapeutics, Faculty of Medicine, Oita University
2. Department of Cardiology, Nagoya City University East Medical Center
3. Department of Cardiology and Clinical Examination, Faculty of Medicine, Oita University
4. Department of Cardiology, Dokkyo Medical University Nikko Medical Center
5. Faculty of Science and Technology, Oita University
6. Department of Cardiovascular Medicine and Nephrology, Dokkyo Medical University Nikko Medical Center