[1] Int Univ Hlth & Welf, Mita Hosp, Tokyo, Japan
[2] Tama Nagayama Hosp, Nippon Med Sch, Tokyo, Japan
[3] Niigata Univ, Grad Sch Med & Dent Sci, Div Cardiol, Niigata 95021, Japan
[4] Toyama Univ, Dept Internal Med 2, Toyama, Japan
[5] Natl Cardiovasc Ctr Hosp & Res Inst, Div Cardiol, Suita, Osaka, Japan
[6] Natl Hosp Org Osaka Med Ctr, Inst Clin Res, Osaka, Japan
[7] Fukuoka Sanno Hosp, Heart Rhythm Ctr, Fukuoka, Japan
[8] Tokyo Saiseikai Cent Hosp, Tokyo, Japan
[9] Hirosaki Univ, Grad Sch Med, Dept Cardiol Resp Med & Nephrol, Hirosaki, Aomori, Japan
[10] Toho Univ, Div Cardiovasc Med, Ohashi Med Ctr, Tokyo, Japan
[11] Cardiovasc Inst Hosp, Dept Cardiol, Tokyo, Japan
[12] Natl Hosp Org Kyushu Med Ctr, Dept Cerebrovasc Dis, Fukuoka, Japan
[13] Kudanzaka Hosp, Tokyo, Japan
[14] Sakakibara Heart Inst Okayama, Okayama, Japan
[15] Nagasaki Int Univ, Fac Hlth Management, Nagasaki, Japan
[16] Nagoya Univ, Res Inst Environm Med, Dept Cardiovasc Res, Nagoya, Aichi, Japan