[1] Niigata Canc Ctr Hosp, Dept Internal Med, Niigata, Japan
[2] China Med Univ, Dept Resp Therapy, Dept Internal Med, China Med Univ Hosp, Taichung, Taiwan
[3] Kaohsiung Med Univ, Kaohsiung Med Univ Hosp, Div Pulm & Crit Care Med, Dept Internal Med, Kaohsiung, Taiwan
[4] Sungkyunkwan Univ, Sch Med, Samsung Med Ctr, Div Hematol Oncol,Dept Med, Seoul, South Korea
[5] Natl Taiwan Univ Hosp, Dept Internal Med, Taipei, Taiwan
[6] Chonnam Natl Univ, Sch Med, Dept Internal Med, Hwasun, South Korea
[7] Hwasun Hosp, Hwasun, South Korea
[8] Kyung Hee Univ, Sch Med, Div Pulm & Crit Care Med, Dept Internal Med,Med Ctr, Seoul, South Korea
[9] Natl Hosp Org Kyushu Canc Ctr, Dept Thorac Oncol, Fukuoka, Japan
[10] Gachon Univ, Gil Med Ctr, Div Med Oncol, Incheon, South Korea
[11] Chonbuk Natl Univ, Res Inst Clin Med, Biomed Res Inst, Dept Internal Med,Chonbuk Natl Univ Hosp,Med Sch, Jeonju, South Korea
[12] Kobe City Med Ctr Gen Hosp, Dept Resp Med, Kobe, Hyogo, Japan
[13] Inje Univ, Coll Med, Haeundae Paik Hosp, Busan, South Korea
[14] Strasbourg Univ, Strasbourg Univ Hosp, Dept Pulm, Strasbourg, France
[15] Boehringer Ingelheim Int Gmbh, Ingelheim, Germany
[16] Royal Marsden Natl Hlth Serv Fdn Trust, Lung Unit, London, England
[17] Inst Canc Res, London, England