[1] Kanagawa Cardiovasc & Resp Ctr, Dept Resp Med, Yokohama, Kanagawa, Japan
[2] Japanese Red Cross Med Ctr, Dept Pathol, Tokyo, Japan
[3] Yokohama City Univ, Grad Sch Med, Dept Pathobiol, Yokohama, Kanagawa, Japan
[4] Yokohama Rousai Hosp Labour Welf Corp, Dept Radiol, Yokohama, Kanagawa, Japan
[5] Kanagawa Cardiovasc & Resp Ctr, Dept Radiol, Yokohama, Kanagawa, Japan
[6] Tokai Univ Hosp, Dept Rheumatol, Isehara, Kanagawa, Japan