1. Division of Cardiology; Department of Internal Medicine; School of Medicine; Chungnam National University; Chungnam National University Hospital; Daejeon Korea
2. Division of Rheumatology; Department of Internal Medicine; School of Medicine; Chungnam National University; Chungnam National University Hospital; Daejeon Korea
3. Cardiac Imaging Laboratory; Chungnam National University Hospital; Daejeon Korea