1. Department of Radiology, Seoul National University Hospital, Seoul, Korea.
2. Department of Radiology, Seoul National University College of Medicine, Seoul, Korea.
3. Institute of Radiation Medicine, Seoul National University Medical Research Center, Seoul, Korea.
4. Department of Radiology, Kyung Hee University Hospital, Seoul, Korea.
5. Department of Radiology, Seoul Metropolitan Government-Seoul National University Boramae Medical Center, Seoul, Korea.
6. Siemens Healthineers, Seoul, Korea.
7. Siemens Healthineers, Forchheim, Germany.