1. Department of Breast Surgery, General Surgery, Qilu Hospital of Shandong University, Jinan, People’s Republic of China
2. Department of Pathology, Qilu Hospital of Shandong University, Jinan, People’s Republic of China
3. Hematology and Oncology Unit, Department of Geriatrics, Qilu Hospital of Shandong University, Jinan, People’s Republic of China
4. Department of Radiation Oncology, Shandong Cancer Hospital and Institute, Shandong First Medical University and Shandong Academy of Medical Science, Jinan, People’s Republic of China
5. Department of General Surgery, Affiliated Haian Hospital of Nantong University, Nantong, People’s Republic of China