1. Department of Internal Medicine, Kyung Hee University College of Medicine, Kyung Hee University Hospital, Seoul 02447, Republic of Korea
2. Department of Internal Medicine, Gyeongsang National University School of Medicine and Gyeongsang National University Hospital, Jinju 52727, Republic of Korea
3. Department of Internal Medicine, Soonchunhyang University College of Medicine, Soonchunhyang University Seoul Hospital, Seoul 04401, Republic of Korea
4. Department of Radiology, Hanyang University College of Medicine, Seoul 04763, Republic of Korea
5. Graduate School for Biomedical Science & Engineering, Hanyang University, Seoul 04763, Republic of Korea
6. Hanyang Institute of Bioscience and Biotechnology, Hanyang University, Seoul 04763, Republic of Korea
7. Department of Internal Medicine, Hanyang University College of Medicine, Seoul 04763, Republic of Korea