1. Breast Tumor Center, SunYat-Sen Memorial Hospital, SunYat-Sen University, Guangzhou, People's Republic of China
2. Diagnosis and Treatment Center of Breast Diseases, Shantou Hospital, SunYat-Sen University, Shantou, Guangdong Province, People's Republic of China
3. Department of Medical Oncology, No. 2 Affiliated Hospital, Guangzhou Medical University, Guangzhou, People's Republic of China
4. Guangdong Provincial Key Laboratory of Malignant Tumor Epigenetics and Gene Regulation, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, People's Republic of China
5. Department of Oncology and Institute of Clinical Medicine, The First Affiliated Hospital of Zhengzhou University, Zhengzhou City, Henan Province, People's Republic of China
6. Department of Breast Tumor, The Third Hospital of Nanchang, Jiangxi Province, People's Republic of China