[1] Hamamatsu Univ Sch Med, Internal Med 2, Hamamatsu, Shizuoka, Japan
[2] Hamamatsu Univ Sch Med, Dept Clin Pharmacol & Therapuet, Hamamatsu, Shizuoka, Japan
[3] Shizuoka Prefectural Gen Hosp, Dept Resp, Shizuoka, Japan
[4] Ogaki Municipal Hosp, Dept Resp Med, Ogaki, Japan
[5] Matsusaka City Hosp, Resp Ctr, Matsusaka, Japan
[6] Chutoen Gen Med Ctr, Dept Resp Med, Kakegawa, Japan
[7] Fujita Hlth Univ, Dept Resp Med, Toyoake, Aichi, Japan
[8] Tosei Gen Hosp, Dept Resp Med & Allergy, Seto, Japan
[9] Aichi Med Univ, Div Resp Med & Allergol, Nagakute, Aichi, Japan
[10] Nagoya City West Med Ctr, Dept Resp Med, Resp Tract Oncol Ctr, Nagoya, Aichi, Japan
[11] Kurume Univ, Grad Sch Med, Biostat Ctr, Kurume, Fukuoka, Japan
[12] Aichi Hosp, Aichi Canc Ctr, Dept Resp Med, Okazaki, Aichi, Japan
[13] Aichi Canc Ctr Hosp, Dept Thorac Oncol, Nagoya, Aichi, Japan
[14] Toyama Prefectural Cent Hosp, Dept Internal Med, Toyama, Japan