1. Department of Pathology, Sichuan Mianyang 404 Hospital, Mianyang, Sichuan Province, China
2. Department of Pathology, The People’s Hospital of Santai County, Mianyang, Sichuan Province, China
3. Department of Breast surgery, Sichuan Mianyang 404 Hospital, Mianyang, Sichuan Province, China
4. Department of Pathology, Guiqian International General Hospital, Guiyang, Guizhou Province, China.