1. Division of Radiology; Kobe University Hospital; Chuo-ku Kobe Hyogo Japan
2. Department of Radiology; Kobe University Hospital; Chuo-ku Kobe Hyogo Japan
3. Faculty of Health Sciences, Institute of Medical, Pharmaceutical, and Health Sciences; Kanazawa University; Kanazawa Japan
4. Division of Radiology; University Hospital of the Ryukyus; Nishihara Okinawa
5. Department of Pathology; Kobe University Hospital; Chuo-ku Kobe Hyogo Japan
6. Philips Healthcare Asia Pacific