1 Department of Cardiovascular Medicine, Tokushima University Graduate School of Biomedical Sciences, 3-18-15, Kuramoto-Cho, Tokushima, 770-8503, Japan. daiju.fukuda@tokushima-u.ac.jp.
2 Department of Cardiovascular Medicine, Tokushima University Graduate School of Biomedical Sciences, 3-18-15, Kuramoto-Cho, Tokushima, 770-8503, Japan.