[1] Nanjing Univ, Jinling Hosp, Sch Med, Dept Crit Care Med, Nanjing, Peoples R China
[2] Univ Sydney, North Shore Hosp, Northern Clin Sch, Sydney, NSW, Australia
[3] Chongqing Univ, Canc Hosp, Chongqing, Peoples R China
[4] Cent South Univ, Xiangya Hosp, Natl Clin Res Ctr Geriatr Dis, Changsha, Peoples R China
[5] Cent South Univ, Xiangya Hosp, Dept Crit Care Med, Changsha, Peoples R China
[6] Zhejiang Univ, Sir Run Run Shaw Hosp, Dept Crit Care Med, Sch Med, Hangzhou, Peoples R China
[7] Jiangsu Univ, Dept Intens Care Unit, Affiliated Hosp, Zhenjiang, Jiangsu, Peoples R China
[8] Nanjing Univ, Sch Med, Dept Crit Care Med, Drum Tower Hosp, Nanjing, Peoples R China
[9] Nanjing Med Univ, Nanjing Hosp 1, Dept Intens Care Unit, Nanjing, Peoples R China
[10] Nanjing Med Univ, Affiliated Hosp 2, Nanjing, Peoples R China
[11] China Med Univ, Dept Intens Care, Hosp 1, Shenyang, Peoples R China
[12] Nanjing Med Univ, Dept Crit Care Med, WuXi Peoples Hosp, Wuxi, Jiangsu, Peoples R China
[13] Chinese Acad Med Sci, Natl Ctr Gerontol, Beijing Hosp, Dept Surg Intens Care Med, Beijing, Peoples R China
[14] Chinese Acad Med Sci, Inst Geriatr Med, Beijing, Peoples R China