1. Department of Biomedical Engineering; Shenzhen University; Shenzhen 518060 China
2. National-Regional Key Technology Engineering Laboratory for Medical Ultrasound; Shenzhen 518060 China
3. Guangdong Key Laboratory of Biomedical Information Detection and Ultrasound Imaging; Shenzhen 518060 China
4. Department of Mechanical Engineering; Massachusetts Institute of Technology; Cambridge Massachusetts 02139
5. Department of Pathology; People's Hospital of Nanshan District; Shenzhen 518052 China
6. Department of Pathology; Shenzhen University; Shenzhen 518060 China