1. Department of Radiology, School of Medicine, Kyungpook National University, 680 Gukchaebosang-ro, Jung-gu, Daegu, 41944, South Korea
2. Department of Internal Medicine, School of Medicine, Kyungpook National University, Daegu, South Korea
3. Department of Thoracic and Cardiovascular Surgery, School of Medicine, Kyungpook National University, Daegu, South Korea