1 Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan.
2 Department of Cardiovascular Medicine, Division of Biophysiological Sciences, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences, Okayama, Japan.
3 Kobe City Medical Center General Hospital, Kobe, Japan.
4 Second Department of Internal Medicine, Faculty of Medicine, University of Toyama, Toyama, Japan.
5 Kitasato University Graduate School of Nursing, Tokyo, Japan.
6 Department of Cardiology, Nagoya University Graduate School of Medicine, Nagoya, Japan.
7 Department of Cardiovascular Medicine, Saga University, Saga, Japan.
8 Department of Cardiovascular Medicine, Nara Medical University, Kashihara, Japan.
9 Department of Cardiovascular Medicine, Osaka University Graduate School of Medicine, Osaka, Japan.
10 Department of Cardiovascular Medicine, Nippon Medical School, Tokyo, Japan.
11 Department of Cardiovascular Medicine and Endocrinology and Metabolism, Faculty of Medicine, Tottori University, Tottori, Japan.
12 Department of Cardiology, Nagoya University Hospital, Nagoya, Japan.
13 Department of Cardiology, Himeji Brain and Heart Center, Hyogo, Japan.
14 Department of Cardiovascular Medicine, Wakayama Medical University, Wakayama, Japan.
15 Department of Cardiac Surgery, Graduate School of Medicine and Faculty of Medicine, The University of Tokyo, Tokyo, Japan.
16 Department of Cardiovascular Medicine, Graduate School of Medicine and Faculty of Medicine, Kyoto University, Kyoto, Japan.
17 Department of Cardiology, Keio University School of Medicine, Tokyo, Japan.
18 Cardiovascular Center, Yokohama City University Medical Center, Yokohama, Japan.
19 Saitama Citizens Medical Center, Saitama, Japan.