[1] Keio Univ, Dept Med, Div Pulm Med, Sch Med, Tokyo, Japan
[2] Kawasaki Municipal Ida Hosp, Div Pulm Med, Kawasaki, Kanagawa, Japan
[3] Kitasato Univ, Dept Resp Med, Sch Med, Sagamihara, Kanagawa, Japan
[4] Saiseikai Utsunomiya Hosp, Pulm Div, Internal Med, Utsunomiya, Tochigi, Japan
[5] Keio Univ, Dept Neuropsychiat, Sch Med, Tokyo, Japan
[6] Keio Univ, Div Patient Safety, Sch Med, Tokyo, Japan
[7] Keio Univ Hosp, Palliat Care Ctr, Tokyo, Japan
[8] Natl Canc Ctr, Div Genome Biol, Tokyo, Japan
[9] Sano Kosei Gen Hosp, Dept Internal Med, Sano, Japan
[10] Hino Municipal Hosp, Dept Internal Med, Tokyo, Japan
[11] Saitama City Hosp, Dept Pulm Med, Saitama, Japan
[12] Univ Tokyo, Grad Sch Sci, Dept Biol Sci, Tokyo, Japan
[13] Tokyo Med & Dent Univ, Med Res Inst, Dept Med Sci Math, Tokyo, Japan
[14] Kawasaki Municipal Kawasaki Hosp, Div Pulm Med, Kawasaki, Kanagawa, Japan
[15] Nippon Kokan Ltd Co Hosp, Dept Resp Med, Kawasaki, Kanagawa, Japan
[16] Eiju Gen Hosp, Dept Pulm Med, Tokyo, Japan
[17] Keio Univ Hosp, Clin & Translat Res Ctr, Tokyo, Japan