[Liu, Yan; Xiao, Jianhua; Yu, Liang; Wang, Kegeng; Zou, Ju] Univ South China, Affiliated Hosp 1, Dept Parasitol, Hengyang, Peoples R China.
[Tan, Sijie] Univ South China, Affiliated Hosp 1, Dept Histol & Embryol, Sch Med, Hengyang, Peoples R China.
[Yu, Zhengyang] Univ South China, Affiliated Hosp 1, Dept Surg Oncol, Hengyang, Peoples R China.
[Yang, Shenghui] Hunan Univ Chinese Med, Sch Med, Dept Prevent Med & Pathogen Biol, Changsha, Hunan, Peoples R China.
[Chen, Li] Univ Penn, Dept Med, Perelman Sch Med, Philadelphia, PA 19104 USA.