[1] Samsung Med Ctr, Seoul, South Korea
[2] Univ Ulsan, Dept Oncol, Asan Med Ctr, Coll Med, Seoul, South Korea
[3] Peking Univ Canc Hosp & Inst, Beijing, Peoples R China
[4] Zhejiang Canc Hosp, Hangzhou, Peoples R China
[5] Fudan Univ, Shanghai Canc Ctr, Shanghai, Peoples R China
[6] Seoul Natl Univ Hosp, Dept Internal Med, Seoul, South Korea
[7] Peking Univ Third Hosp, Beijing, Peoples R China
[8] Natl Canc Ctr, Goyang, South Korea
[9] Chonbuk Natl Univ Hosp, Jeonju Si, South Korea
[10] Inje Univ, Busan Paik Hosp, Busan, South Korea
[11] Seoul Natl Univ, Bundang Hosp, Seongnam, South Korea
[12] Pusan Natl Univ Hosp, Pusan, South Korea
[13] Zhejiang Univ, Coll Med, Affiliated Hosp 1, Hangzhou, Peoples R China
[14] Dizal Pharmaceut, Shanghai, Peoples R China