1. Department of Ultrasonography, Peking University Shenzhen Hospital, Shenzhen, Guangdong 518036, P.R. China
2. Department of Breast Surgery, Peking University Shenzhen Hospital, Shenzhen, Guangdong 518036, P.R. China
3. Department of Pathology, Peking University Shenzhen Hospital, Shenzhen, Guangdong 518036, P.R. China