1. Department of Computer Science and Engineering, Nanjing University of Aeronautics and Astronautics, MIIT Key Laboratory of Pattern Analysis and Machine Intelligence, Nanjing, China
2. Department of Computer Science and Engineering, Nanjing University of Aeronautics and Astronautics, MIIT Key Laboratory of Pattern Analysis and Machine Intelligence, China
3. Department of Biomedical Engineering, Tsinghua University, China
4. Department of Ultrasound, Affiliated Drum Tower Hospital, Medical School of Nanjing University, China