1 Department of Cardiovascular Medicine and Endocrinology and Metabolism, Faculty of Medicine, Tottori University, Yonago, Japan. Electronic address: ykinugasa-circ@umin.ac.jp.
2 Division of Rehabilitation, Tottori University Hospital, Yonago, Japan.
3 Department of Cardiovascular Medicine and Endocrinology and Metabolism, Faculty of Medicine, Tottori University, Yonago, Japan.