[Hu, Jieying; Liu, Ni; Zheng, Zeguang; Yang, Feng] Guangzhou Med Univ, Guangzhou Inst Resp Hlth, Natl Clin Res Ctr Resp Dis, State Key Lab Resp Dis,Affiliated Hosp 1, 151 Yangjiang Rd, Guangzhou 510120, Peoples R China.
[Yu, Zhou; Wu, Wenying] Univ South China, Sch Nursing, Dept Pulm & Crit Care Med, Affiliated Hosp 1,Nanhua Univ, Hengyang, Peoples R China.
[Chen, Zhuqiao] Yabao Pharmaceut Grp Co LTD, Beijing, Peoples R China.
[Chen, Rongchang] Southern Univ Sci & Technol 1, Clin Med Coll 2, Dept Pulm & Crit Care Med, Affiliated Hosp,Jinan Univ,Shenzhen Key Lab Resp D, Shenzhen, Peoples R China.
[Li, YH; Li, Yinhuan] Panyu Cent Hosp Guangzhou, Dept Resp Med, 8 Fuyu Dong Rd Qiaonan St, Guangzhou 511400, Peoples R China.