[1] Jiangsu Univ, Nanjing Drum Tower Hosp, Med Sch, Dept Emergency Med, Zhenjiang, Jiangsu, Peoples R China
[2] Jiangsu Univ, Affiliated Hosp, Zhenjiang 212001, Jiangsu, Peoples R China
[3] Nanjing Univ, Nanjing Drum Tower Hosp, Affiliated Hosp, Med Sch, Nanjing, Peoples R China
[4] Jiangsu Univ, Outpatient Dept, Affiliated Hosp, Zhenjiang City 212001, Jiangsu Provinc, Peoples R China