Computer-Aided Diagnosis of Focal Liver Lesions Using Contrast-Enhanced Ultrasonography With Perflubutane Microbubbles. - Satoshi Kondo; Kazuya Takagi; Mutsumi Nishida; Takahito Iwai; Yusuke Kudo; Kouji Ogawa; Toshiya Kamiyama; Hitoshi Shibuya; Kaoru Kahata; Chikara Shimizu (IEEE Trans. Medical Imaging, 2017)