[1] Emory Univ, Winship Canc Inst, Dept Hematol & Med Oncol, Atlanta, GA 30322 USA
[2] Natl Taiwan Univ Hosp, Dept Oncol, Taipei, Taiwan
[3] St George Hosp, Med Oncol, Kogarah, NSW, Australia
[4] Kansai Med Univ, Dept Thorac Oncol, Hirakata Hosp, Osaka, Japan
[5] Seoul Natl Univ Hosp, Dept Internal Med, Seoul, South Korea
[6] Austin Hlth Olivia Newton John Canc Res Inst, Med Oncol, Heidelberg, Vic, Australia
[7] Natl Hosp Org Shikoku Canc Ctr, Thorac Oncol, Matsuyama, Ehime, Japan
[8] Natl Canc Ctr Hosp East, Dept Thorac Oncol, Kashiwa, Chiba, Japan
[9] Dana Farber Canc Inst, Lowe Ctr Thorac Oncol, Boston, MA 02115 USA