Chinese Academy of Medical Sciences & Peking Union Medical College (CAMS & PUMC) - Department of Breast Surgical Oncology, Chinese Academy of Medical Sciences & Peking Union Medical College (CAMS & PUMC) - Department of Breast Surgical Oncology, Beijing Tiantan Hospital - Department of Breast Surgery, Chinese Academy of Medical Sciences & Peking Union Medical College (CAMS & PUMC) - Department of Breast Surgical Oncology, Chinese Academy of Medical Sciences & Peking Union Medical College (CAMS & PUMC) - Department of Orthopaedic Surgery, Peking University - Key Laboratory of Carcinogenesis and Translational Research (Ministry of Education/Beijing), Government of the People's Republic of China - Chinese PLA General Hospital, Zhengzhou University - Department of Breast Surgery, Peking University - Oncology Department, Chinese Academy of Medical Sciences & Peking Union Medical College (CAMS & PUMC) - Department of Radiation Oncology, Chinese Academy of Medical Sciences & Peking Union Medical College (CAMS & PUMC) - Department of Radiation Oncology, Chinese Academy of Medical Sciences & Peking Union Medical College (CAMS & PUMC) - Department of Radiation Oncology, Chinese Academy of Medical Sciences & Peking Union Medical College (CAMS & PUMC) - National Central Cancer Registry, Zhengzhou University - Department of Breast Surgery, Government of the People's Republic of China - Chinese PLA General Hospital, Peking University - Key Laboratory of Carcinogenesis and Translational Research and Chinese Academy of Medical Sciences - National Clinical Research Center for Cancer