Affiliation: | 1. Department of Ultrasound, Ruijin Hospital, School of Medicine, Shanghai Jiaotong University, Shanghai, China;2. Department of Cytopathology, Ruijin Hospital, School of Medicine, Shanghai Jiaotong University, Shanghai, China;3. Department of Radiology, University of Southern California (USC), Keck School of Medicine, USC University Hospital, Los Angeles, California |