[1] Dana Farber Canc Inst, Lowe Ctr Thorac Oncol, Boston, MA 02115 USA
[2] Sungkyunkwan Univ, Sch Med, Samsung Med Ctr, Dept Internal Med,Hematol,Oncol, Seoul, South Korea
[3] Seoul Natl Univ Hosp, Dept Internal Med, Seoul 110744, South Korea
[4] Univ Ulsan, Coll Med, Asan Med Ctr, Dept Oncol, Seoul, South Korea
[5] Gustave Roussy, Dept Med Oncol & Translat Res, Thorac Unit, Villejuif, France
[6] Emory Univ, Winship Canc Inst, Dept Hematol & Med Oncol, Atlanta, GA 30322 USA
[7] Astra Zeneca, ECD Biometr, Macclesfield, Cheshire, England
[8] Astra Zeneca, Global Med Dept, Oncol, Macclesfield, Cheshire, England
[9] Astra Zeneca, Global Med Dev, Luton, Herts, England
[10] Natl Taiwan Univ Hosp, Dept Oncol, Taipei, Taiwan