[1] Chinese Univ Hong Kong, Dept Clin Oncol, Hong Kong, Hong Kong, Peoples R China
[2] Guangdong Gen Hosp, Guangdong Lung Canc Inst, Guangzhou, Peoples R China
[3] Natl Canc Ctr, Res Inst & Hosp, Lung Canc Branch, Singapore, Singapore
[4] Natl Taiwan Univ Hosp, Zhongzheng, Taiwan
[5] King Chulalongkorn Mem Hosp, Bangkok, Thailand
[6] Chulalongkorn Univ, Bangkok 10330, Thailand
[7] Roche Mol Syst Inc, Genom & Onocl Dept Res, Pleasanton, CA USA
[8] Roche Prod Ltd, Melbourne, Vic, Australia
[9] Hoffmann la Roche Ltd, Basel, Switzerland