1. Department of Breast Surgery, China‑Japan Union Hospital of Jilin University, Changchun, Jilin 130033, P.R. China
2. Department of Breast Surgery, The First Affiliated Hospital of Zhengzhou University, Zhengzhou, Henan 450041, P.R. China
3. College of Electronic Science and Engineering, Jilin University, Changchun, Jilin 130013, P.R. China