[1] Komagome Hosp, Dept Thorac Oncol & Resp Med, Tokyo Metropolitan Canc & Infect Dis Ctr, Tokyo, Japan
[2] Keio Univ, Sch Med, Tokyo 108, Japan
[3] Shikoku Canc Ctr, Dept Thorac Oncol, Matsuyama, Ehime, Japan
[4] Yokohama Municipal Citizens Hosp, Yokohama, Kanagawa, Japan
[5] Tokyo Med Univ, Tokyo 1608402, Japan
[6] Kitasato Univ, Sch Med, Tokyo, Japan
[7] Fujisawa City Hosp, Dept Resp Med, Fujisawa, Kanagawa, Japan
[8] Natl Kyushu Canc Ctr, Fukuoka, Japan
[9] Gunma Prefectural Canc Ctr, Ota, Gunma, Japan
[10] Chiba Univ, Grad Sch Med, Chiba, Japan
[11] Teikyo Univ, Sch Med, Dept Internal Med, Div Med Oncol, Tokyo, Japan
[12] Kanagawa Canc Ctr, Yokohama, Kanagawa, Japan
[13] Thorac Oncol Res Grp, Fukuoka, Japan