[1] The University of Tokyo,Department of Radiology, Graduate School of Medicine
[2] Kobe University Graduate School of Medicine,Department of Radiology
[3] Kagoshima University Graduate School of Medical and Dental Sciences,Department of Radiology
[4] Fukuoka University,Department of Radiology, Faculty of Medicine
[5] Nara Medical University,Department of Radiology
[6] Showa University Fujigaoka Hospital,Department of Radiology
[7] Tohoku University Hospital,Department of Radiology, Tohoku University School of Medicine
[8] The University of Tokyo,Department of Pathology, Graduate School of Medicine
[9] The University of Tokyo,Hepato