Tsuyoshi Ueyama¹, Hiroyuki Tarewaki², Yuya Yamatani³, Masaaki Kajisako⁴, Kenichirou Yamamura⁵ (1.Department of Radiology, Saito-Yukoukai Hospital, 2.Department of Medical Technology, Osaka University Hospital, 3.Central Division of Radiology, Nara Medical University Hospital, 4.Department of Radiology, Kyoto University Hospital, 5.Department of Radiology, Osaka Medical College Hospital)

Hiroyuki Tarewaki¹, Tsuyoshi Ueyama², Yuya Yamatani³, Masaaki Kajisako⁴, Kenichirou Yamamura⁵ (1.Division of Radiology, Osaka University Hospital, 2.Department of Radiology, Saito-Yukoukai Hospital, 3.Central Division of Radiology, Nara Medical University Hospital, 4.Department of Radiology, Kyoto University Hospital, 5.Department of Radiology, Osaka Medical College Hospital)

Daigo Ushijima¹, Atsushi Takemura¹, Yasutomo Katsumata², Akira Suwa¹, Futoshi Nakagawa¹ (1.Philips Electronics Japan. Ltd. BG IS, 2.Philips Healthcare)

Wataru Kawamata (Akita Prefectural Welfare Federation of Agricultural Cooperative)