[1] Tongji Univ, Sch Med, Tongji Hosp, Dept Resp Med, Shanghai 200092, Peoples R China
[2] Tohoku Univ, Grad Sch Med, Dept Adv Prevent Med Infect Dis, Sendai, Miyagi 980, Japan
[3] Nagasaki Univ, Inst Trop Med, Nagasaki 852, Japan
[4] Tohoku Univ, Sch Med, Dept Thorac Surg, Sendai, Miyagi 980, Japan
[5] Tohoku Univ, Sch Med, Dept Anesthesiol, Sendai, Miyagi 980, Japan
[6] Tohoku Univ, Grad Sch Med, Dept Infect Control & Lab Diagnost, Sendai, Miyagi 980, Japan
[7] Kanazawa Univ, Grad Sch Med Sci, Dept Biochem & Mol Vasc Biol, Kanazawa, Ishikawa, Japan