[Duan, Yingjie; He, Zhangxiu; Zhong, Shuzhu] Univ South China, Affiliated Hosp 1, Hengyang Med Sch, Dept Nephrol, Hengyang 421001, Hunan, Peoples R China.
[Peng, Zhong; Zhou, Peng] Univ South China, Affiliated Hosp 1, Hengyang Med Sch, Dept Gastroenterol, Hengyang 421001, Hunan, Peoples R China.
[Huang, Hong] Univ South China, Affiliated Hosp 1, Inst Clin Med, Hengyang Med Sch, Hengyang 421001, Hunan, Peoples R China.
[Li, Jianlong] Southern Med Univ, Nanfang Hosp, Dept Orthoped Surg, Guangzhou, Guangdong, Peoples R China.
[Li, Jianlong] Weill Cornell Med, Dept Pediat, New York, NY USA.