[1] First Affiliated Hosp, Luoyang 471003, Peoples R China
[2] Henan Univ Sci & Technol, Coll Clin Med, Luoyang 471003, Peoples R China
[3] Henan Univ Sci & Technol, Dept Rehabil, Affiliated Hosp 1, Luoyang 471003, Peoples R China
[4] First Affiliated Hosp, Dept Intens Care Unit Internal Med, Luoyang 471003, Peoples R China
[5] Songxian Peoples Hosp, Dept Intens Care Unit, Luoyang 471400, Peoples R China
[6] Henan Univ Sci & Technol, Dept Neurol, Affiliated Hosp 2, Luoyang 471003, Peoples R China
[7] Harbin Med Univ, Pharm Coll, Harbin 150081, Heilongjiang, Peoples R China