AJR: American Journal of Roentgenology : Including Diagnostic Radiology, Radiation Oncology, Nuclear Medicine, Ultrasonography and Related Basic SciencesOhno, YoshiharuFujisawa, YasukoSugihara, NaokiKishida, YujiSeki, ShinichiroKoyama, HisanobuYoshikawa, TakeshiKobe Univ Grad Sch Med Dept Radiol Div Funct &...