[Tan, J.] Hongze Dist Peoples Hosp Huaian, Infect Dis Dept, Huaian 223100, Peoples R China.
[Yin, Yan] Xuzhou Med Univ, Huaian Peoples Hosp 2, Dept Oncol, Huaian 223002, Peoples R China.
[Yin, Yan] Xuzhou Med Univ, Affiliated Huaian Hosp, Huaian 223002, Peoples R China.
[Hua, Guang] Hunan Univ Tradit Chinese Med, Affiliated Hosp 2, Dept Respirat, Changsha 410000, Hunan, Peoples R China.
[Wang, Lili] Lianshui Cty Peoples Hosp, Dept Respirat, Huaian 223400, Peoples R China.