[1] Sichuan Univ, West China Hosp, State Key Lab Biotherapy, Pneumol Grp,Dept Integrated Tradit Chinese & West, Chengdu, Sichuan, Peoples R China
[2] Sichuan Univ, West China Hosp, Dept Integrated Tradit Chinese & Western Med, Pneumol Grp, Chengdu, Peoples R China
[3] Karolinska Inst, Inst Environm Med, Stockholm, Sweden
[4] Soder Sjukhuset, Dept Clin Sci & Educ, Stockholm, Sweden
[5] Collaborat Innovat Ctr Biotherapy, Chengdu, Peoples R China
[6] Sichuan Univ, West China Hosp, Clin Res Ctr Resp Dis, Dept Resp & Crit Care Med, Chengdu, Peoples R China
[7] Soder Sjukhuset, Sachs Childrens Hosp, Stockholm, Sweden