[1] Japanese Red Cross Wakayama Med Ctr, Dept Diagnost Radiol, Wakayama, Japan
[2] Kyoto Univ Hosp, Preempt Med & Lifestyle Related Dis Res Ctr, 54 Shogoin Kawahara Cho,Sakyo Ku, Kyoto 6068507, Japan
[3] Kyoto Univ Hosp, Dept Cardiovasc Med, Kyoto, Japan
[4] Kyoto Univ Hosp, Dept Adv Imaging Med Magnet Resonance, Kyoto, Japan
[5] Kyoto Univ Hosp, Grad Sch Med, Dept Diagnost Imaging & Nucl Med, Kyoto, Japan