[Cao, Chuangjie] Univ South China, Affiliated Hosp 1, Hengyang Med Sch, Dept Pathol, Hengyang 421001, Hunan, Peoples R China.
[Xie, Haitao] Univ South China, Affiliated Hosp 1, Inst Microbiol & Infect Dis, Dept Clin Lab Med,Hengyang Med Sch, Hengyang 421001, Hunan, Peoples R China.
[Dou, Chengyun; Tang, Jian; Tang, J; Guo, Ruohan] Univ South China, Affiliated Hosp 1, Hengyang Med Sch, Dept Infect Dis, 69 Chuanshan Rd, Hengyang 421001, Hunan, Peoples R China.