[Ding, Ning; Wang, Huashuai] Hunan Univ Chinese Med, Changsha, Hunan, Peoples R China.
[Yao, Jia; Wang, Huashuai] Hunan Acad Tradit Chinese Med, Affiliated Hosp, Dept Anorectal Surg, Changsha 410006, Hunan, Peoples R China.
[Yao, Jia; He, Yongheng] Guangzhou Univ Chinese Med, Sch Clin Med 2, Guangzhou, Peoples R China.
[Yao, Jia] Guangdong Prov Hosp Chinese Med, Dept Endocrinol, Guangzhou, Peoples R China.