[1] Univ Hosp Leuven, Resp Oncol Unit Pulmonol, Leuven, Belgium
[2] Mahidol Univ, Fac Med, Div Med Oncol, Dept Med,Ramathibodi Hosp, Bangkok, Thailand
[3] Kindai Univ, Dept Med Oncol, Sch Med, Osaka, Japan
[4] Yonsei Univ, Coll Med, Yonsei Canc Ctr, Div Med Oncol,Dept Internal Med, Seoul, South Korea
[5] Univ Hosp Virgen de la Victoria, Serv Oncol Med, Malaga, Spain
[6] Gachon Univ, Gil Med Ctr, Dept Internal Med, Div Hematol & Oncol, Incheon, South Korea
[7] Hosp Sondrio, Med Oncol Unit, Sondrio, Italy
[8] Univ Klin Schleswig Holstein, Med Klin 3, Campus Lubeck, Lubeck, Germany
[9] Tongji Univ, Dept Oncol, Pulm Hosp, Shanghai, Peoples R China
[10] Chungbuk Natl Univ Hosp, Div Med Oncol, Cheongju, South Korea
[11] Natl Hosp Org Shikoku Canc Ctr, Dept Thorac Oncol, Matsuyama, Ehime, Japan
[12] Kyushu Univ, Grad Sch Med Sci, Chest Dis Res Inst, Fukuoka, Japan
[13] Princess Margaret Canc Ctr, Med Oncol, Toronto, ON, Canada
[14] AstraZeneca UK Ltd, Biostat & Informat, Cambridge, England
[15] AstraZeneca UK Ltd, Biostatist & Informat, Melbourn, Royston, England
[16] AstraZeneca UK Ltd, Global Med Dept, Cambridge, England
[17] AstraZeneca UK Ltd, Res & Dev, Cambridge, England
[18] Emory Univ, Winship Canc Inst, Atlanta, AL USA