1. Department of Radiology, Seoul National University Hospital, Seoul National University College of Medicine, Seoul, Korea.
2. Siemens Healthineers, Seoul, Korea.
3. Department of Radiology, Seoul National University Bundang Hospital, Seongnam, Korea.
4. Department of Radiology and Center for Imaging Science, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea.
5. Department of Radiology, Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA.