[1] Shanghai Jiao Tong Univ, Sch Med, Ren Ji Hosp, Dept Crit Care Med, 145 Middle Shangdong Rd, Shanghai 200001, Peoples R China
[2] Minhang Dist Cent Hosp, Dept Emergency, 170 Xinsong Rd, Shanghai 201100, Peoples R China
[3] Zhejiang Univ, Sch Med, Sir Run Run Shaw Hosp, Dept Emergency Med, 3 East Qingchun Rd, Hangzhou 310020, Zhejiang, Peoples R China
[4] Tongji Univ, Sch Med, Shanghai East Hosp, Dept Lab Med, 1800 Yuntai Rd, Shanghai 200123, Peoples R China
[5] Shanghai Jiao Tong Univ, Sch Med, Ren Ji Hosp, Dept Rheumatol, 145 Middle Shangdong Rd, Shanghai 200001, Peoples R China