1. Department of Breast Surgery; The First Affiliated Hospital of China Medical University; Shenyang Liaoning Province China
2. Department of Social Medicine and Health Management; China Medical University; Shenyang Liaoning Province China
3. Seven-year System of Clinical Medicine Education; China Medical University; Shenyang Liaoning Province China
4. Departments of Surgical Oncology and Breast Surgery; The First Affiliated Hospital of China Medical University; Shenyang Liaoning Province China