[1] Soochow Univ, Affiliated Hosp 3, Peoples Hosp Changzhou 1, Dept Emergency, Changzhou, Peoples R China
[2] First peoples Hosp Changzhou Jintan, Dept Crit Care Med, Changzhou, Peoples R China
[3] Changzhou Wujin Peoples Hosp, Dept Pulm & Crit Care Med, Changzhou, Jiangsu, Peoples R China
[4] Chinese Med Hosp Wujin, Dept Crit Care Med, Changzhou, Peoples R China
[5] Changzhou Third Peoples Hosp, Dept Crit Care Med, Changzhou, Peoples R China