1. Department of Radiology and Research Institute of Radiology; University of Ulsan College of Medicine, Asan Medical Center; Seoul Korea
2. Department of Pathology; University of Ulsan College of Medicine, Asan Medical Center; Seoul Korea
3. Department of Biochemistry and Molecular Biology; University of Ulsan College of Medicine; Seoul Korea
4. Department of Internal Medicine; University of Ulsan College of Medicine, Asan Medical Center; Seoul Korea