[1] Tongji Univ, Sch Med, Shanghai, Peoples R China
[2] Tongji Univ, Shanghai Pulm Hosp, Dept Nursing, Shanghai 200433, Peoples R China
[3] Shanghai Jiao Tong Univ, Shanghai Childrens Hosp, Sch Med, Dept Resp Med, Shanghai, Peoples R China
[4] Tongji Univ, Shanghai Pulm Hosp, Dept Oncol Med, Shanghai, Peoples R China
[5] Shanghai Jiao Tong Univ, Shanghai Peoples Hosp 9, Dept Nursing, Sch Med, Shanghai, Peoples R China