1. Department of Breast Surgery, Fujian Medical University Union Hospital, Fuzhou, Fujian, Fujian Province, China
2. Department of General Surgery, Fujian Medical University Union Hospital, Fuzhou, Fujian, Fujian Province, China
3. Breast Cancer Institute, Fujian Medical University, Fuzhou, Fujian, Fujian Province, China
4. Administration Department of Nosocomial Infection, Fujian Medical University Union Hospital, Fuzhou, Fujian Province, China
5. Division of Surgical Oncology, Department of Surgery, Johns Hopkins School of Medicine, Baltimore, Maryland