[1] Tosei Gen Hosp, Dept Resp Med & Allergy, 160 Nishioiwake Cho, Seto, Aichi 4898642, Japan
[2] Osaka Med Coll Mishima, Rheumatol Div, Minami Hosp, Takatsuki, Osaka, Japan
[3] Kanagawa Cardiovasc & Resp Ctr, Div Resp Med, Yokohama, Kanagawa, Japan
[4] Hamamatsu Univ Sch Med, Dept Internal Med, Div 2, Shizuoka, Japan
[5] Kobe City Med Ctr, Dept Resp Med, West Hosp, Kobe, Hyogo, Japan
[6] Juntendo Univ, Dept Internal Med & Rheumatol, Grad Sch Med, Bunkyo Ku, Tokyo, Japan
[7] Tokyo Metropolitan Geriatr Hosp, Dept Thorac Surg, Itabashi Ku, Tokyo, Japan
[8] Inst Gerontol, Itabashi Ku, Tokyo, Japan
[9] Hamamatsu Univ Sch Med, Hlth Adm Ctr, Hamamatsu, Shizuoka, Japan
[10] Wakayama Med Univ, Dept Rheumatol & Clin Immunol, Wakayama, Wakayama, Japan
[11] Nippon Med Sch, Dept Allergy & Rheumatol, Grad Sch Med, Bunkyo Ku, Tokyo, Japan
[12] Tokyo Womens Med Univ, Dept Rheumatol, Sch Med, Shinjuku Ku, Tokyo, Japan
[13] Kumamoto Univ, Fac Life Sci, Dept Resp Med, Kumamoto, Kumamoto, Japan
[14] Natl Hosp Org Kinki Chuo Chest Med Ctr, Clin Res Ctr, Sakai, Osaka, Japan
[15] Kansai Rosai Hosp, Dept Radiol, Amagasaki, Hyogo, Japan
[16] Toho Univ, Fac Med, Dept Internal Med, Div Rheumatol,Meguro Ku, Tokyo, Japan
[17] Nagasaki Univ, Dept Immunol & Rheumatol, Div Adv Prevent Med Sci, Grad Sch Biomed Sci, Nagasaki, Nagasaki, Japan
[18] Nihon Univ, Dept Med, Div Hematol & Rheumatol, Sch Med, Tokyo, Japan
[19] Dokkyo Med Univ, Dept Rheumatol, Mibu, Tochigi, Japan
[20] Kyoto Univ, Grad Sch Med, Rheumatol & Clin Immunol, Sakyo Ku, Kyoto, Japan
[21] Tokushima Univ, Grad Sch Biomed Sci, Dept Resp Med & Rheumatol, Tokushima, Tokushima, Japan
[22] Kindai Univ, Dept Resp Med & Allergol, Fac Med, Osakasayama, Osaka, Japan
[23] Natl Hosp Org Kyushu Med Ctr, Dept Respirol, Fukuoka, Fukuoka, Japan
[24] Saitama Med Univ, Saitama Int Med Ctr, Dept Diagnost Radiol, Hidaka, Saitama, Japan
[25] Toho Univ, Dept Resp Med, Omori Med Ctr, Tokyo, Japan
[26] Tokai Univ, Dept Internal Med, Div Rheumatol, Sch Med, Isehara, Kanagawa, Japan
[27] Saitama Cardiovasc & Resp Ctr, Dept Resp Med, Kumagaya, Saitama, Japan
[28] Kanagawa Cardiovasc & Resp Ctr, Dept Pathol, Yokohama, Kanagawa, Japan
[29] Osaka Med & Pharmaceut Univ, Dept Internal Med 4, Takatsuki, Osaka, Japan
[30] Japanese Red Cross Kochi Hosp, Dept Resp Med, Kochi, Kochi, Japan
[31] Seirei Yokohama Hosp, Ctr Rheumat Dis, Yokohama, Kanagawa, Japan
[32] Saitama Red Cross Hosp, Dept Resp Med, Saitama, Saitama, Japan