fMRI-Based Hierarchical SVM Model for the Classification and Grading of Liver Fibrosis. - Yehonatan Sela; Moti Freiman; Elia Dery; Yifat Edrei; Rifaat Safadi; Orit Pappo; Leo Joskowicz; Rinat Abramovitch (IEEE Trans. Biomed. Eng., 2011)