[1] Fudan Univ, Shanghai Canc Ctr, Breast Canc, Shanghai, Peoples R China
[2] Tongji Med Coll, Dept Breast & Thyroid Surg, Wuhan, Peoples R China
[3] Jilin Univ, Dept Breast Surg, Changchun, Peoples R China
[4] Shandong Canc Hosp, Breast Canc Ctr, Jinan, Peoples R China
[5] Sichuan Univ, West China Hosp, Med Oncol, Chengdu, Peoples R China
[6] Zhejiang Canc Hosp, Breast Surg, Hangzhou, Peoples R China
[7] Peking Univ Peoples Hosp, Breast Ctr, Beijing, Peoples R China
[8] Harbin Med Univ, Dept Breast Surg, Harbin, Peoples R China
[9] Beijing Canc Hosp, Breast Canc Ctr, Beijing, Peoples R China
[10] Affiliated Hosp Qingdao Univ, Dept Breast Ctr, Qingdao, Peoples R China
[11] Fourth Hosp Hebei Med Univ, Breast Ctr, Shijiazhuang, Hebei, Peoples R China
[12] Fudan Univ, Shanghai Canc Ctr, Dept Breast Surg, Shanghai, Peoples R China
[13] Roche Prod Ltd, Prod Dev Clin Oncol, Welwyn Garden City, Herts, England
[14] Genentech Inc, Clin Pharmacol, San Francisco, CA 94080 USA
[15] Roche China Holding Co Ltd, Biostat, Shanghai, Peoples R China
[16] Roche China Holding Co Ltd, PD China, Shanghai, Peoples R China
[17] F Hoffmann La Roche Ltd, Prod Dev Oncol, Basel, Switzerland