[1] Sungkyunkwan Univ, Sch Med, Samsung Med Ctr, Div Cardiol,Dept Med,Cardiovasc Imaging Ctr, Seoul 135710, South Korea
[2] Sungkyunkwan Univ, Samsung Med Ctr, Sch Med, Dept Thorac & Cardiovasc Surg, Seoul 135710, South Korea
[3] Sungkyunkwan Univ, Samsung Med Ctr, Sch Med, Dept Radiol, Seoul 135710, South Korea
[4] Sungkyunkwan Univ, Samsung Med Ctr, Sch Med, Ctr Imaging Sci, Seoul 135710, South Korea