[1] Saitama Canc Ctr, Thorac Oncol, Saitama, Japan
[2] Japanese Fdn Canc Res, Canc Inst Hosp, Thorac Med Oncol, Tokyo, Japan
[3] Aichi Canc Ctr Hosp, Thorac Oocol, Nagoya, Aichi 464, Japan
[4] Kinki Univ, Fac Med, Med Oncol, Osaka, Japan
[5] Natl Hosp Org, Thorac Oncol, Shikoku Canc Ctr, Matsuyama, Ehime, Japan
[6] Natl Hosp Org, Kinki Chuo Chest Med Ctr, Thorac Oncol, Osaka, Japan
[7] Shizuoka Canc Ctr, Thorac Oncol, Shizuoka, Japan
[8] Natl Canc Ctr, Thorac Oncol, Tokyo, Japan
[9] Natl Hosp Org, Resp Med & Med Oncol, Nagoya Med Ctr, Nagoya, Aichi, Japan
[10] Kyushu Natl Canc Ctr, Thorac Oncol, Fukuoka, Japan
[11] Inst Biomed Res & Innovat, Integrated Oncol, Kobe, Hyogo, Japan
[12] Niigata Canc Ctr Hosp, Internal Med, Niigata, Japan
[13] Osaka City Gen Hosp, Med Oncol, Osaka, Japan
[14] Hyogo Canc Ctr, Thorac Oncol, Akashi, Hyogo, Japan
[15] KKR Sapporo Med Ctr, Med Oncol, Sapporo, Hokkaido, Japan
[16] Miyagi Canc Ctr, Resp Med, Natori, Miyagi 9811293, Japan
[17] Natl Canc Ctr Hosp East, Thorac Oncol, Kashiwa, Chiba, Japan
[18] Osaka Prefectural Med Ctr Resp & Allerg Dis, Thorac Malignancy, Osaka, Japan
[19] Gunma Prefectural Canc Ctr, Resp Med, Ohta, Gunma, Japan
[20] St Lukes Int Hosp, Thorac Canc, Tokyo, Japan