[1] Tongji Univ, Shanghai Peoples Hosp 10, Sch Med, Emergency Dept, Shanghai, Peoples R China
[2] Tongji Univ, Shanghai Matern & Infant Hosp 1, Sch Med, Nursing Dept, Shanghai, Peoples R China
[3] Tongji Univ Shanghai, Shanghai Peoples Hosp 10, Sch Med, Nurisng Dept, Shanghai, Peoples R China