[1] Matsunami Gen Hosp, Dept Cardiol, Gifu, Japan
[2] Matsunami Gen Hosp, Dept Cardiovasc Surg, Gifu, Japan
[3] Nagoya Kyoritsu Hosp, Dept Cardiol, Nagoya, Aichi, Japan
[4] Fujita Hlth Univ, Dept Nephrol, Nagoya, Aichi, Japan
[5] Nagoya Univ, Dept Cardiol, Grad Sch Med, Nagoya, Aichi, Japan