1. Department of Biomedical Engineering, Medical School, Shenzhen University, Shenzhen 518060, China
2. Smart Medical Imaging, Learning and Engineering Lab, Department of Biomedical Engineering, Medical School, Shenzhen University, Shenzhen 518060, China
3. Guangdong Key Laboratory for Biomedical Measurements and Ultrasound Imaging, Department of Biomedical Engineering, Medical School, Shenzhen University, Shenzhen 518060, China