1. Department of Medical Oncology, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital Chinese Academy of Medical Sciences and Peking Union Medical College Beijing China
2. Department of Cancer Epidemiology, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital Chinese Academy of Medical Sciences and Peking Union Medical College Beijing China
3. Department of Breast Cancer Medical Oncology Hunan Cancer Hospital Changsha China
4. Department of Breast Disease, Henan Breast Cancer Center The Affiliated Cancer Hospital of Zhengzhou University & Henan Cancer Hospital Zhengzhou China
5. Department of Medical Oncology Zhejiang Cancer Hospital Hangzhou China
6. Department of Medical Oncology Fudan University Shanghai Cancer Center Shanghai China
7. Department of Breast Cancer The Fifth Medical Centre of Chinese PLA General Hospital Beijing China
8. Department of Breast and Thyroid Surgery Union Hospital, Tongji Medical College, Huazhong University of Science and Technology Wuhan China
9. Department of Breast Oncology, Key Laboratory of Breast Cancer Prevention and Therapy, National Clinical Research Center for Cancer Tianjin Medical University Cancer Institute and Hospital Tianjin China
10. Department of Medical Oncology, State Key Laboratory of Oncology in South China Sun Yat‐sen University Cancer Center Guangzhou China
11. Department of Medical Oncology The First Affiliated Hospital of Nanjing Medical University Nanjing China
12. Department of Breast Surgery Sichuan Province Tumor Hospital Chengdu Sichuan China
13. Department of Medical Oncology Yunnan Cancer Hospital, Kunming Medical University Kunming China
14. Department of Breast Surgery Cancer Hospital, Guangxi Medical University Guangxi China
15. Departments of Medical Oncology and Thoracic Surgery The First Hospital of China Medical University Shenyang China
16. Department of Medical Oncology Cancer Hospital of China Medical University, Liaoning Cancer Hospital and Institute, Key Laboratory of Liaoning Breast Cancer Research Shenyang China
17. The 4th Department of Internal Medical Oncology Harbin Medical University Cancer Hospital Harbin China
18. Department of the Endocrine and Breast Surgery The First Affiliated Hospital of Chongqing Medical University, Chongqing Medical University Chongqing China
19. Department of Medicine Oncology 900 Hospital of the Joint Logistics Team Fuzhou China
20. Department of Breast Surgery The First Affiliated Hospital of Xi'an Jiaotong University Xi'an China
21. Department of Oncology General Hospital of Ningxia Medical University Yinchuan Ningxia China
22. Department of Breast Cancer and Lymphoma Affiliated Tumor Hospital of Xinjiang Medical University Urumqi China