[He, Siqi; Jiang, Weijie; Liu, Logen; Zhang, Jia] Univ South China, Affiliated Hosp 2, Hengyang Med Sch, Clin Res Ctr, Hengyang, Hunan, Peoples R China.
[Chen, Tuo; Li, Juan; Meng, Xia; Xiao, Qiguo; Lu, Jing] Univ South China, Affiliated Hosp 2, Hengyang Med Sch, Dept Gastroenterol, Hengyang, Hunan, Peoples R China.
[Xu, Ying] Jinan Univ, Minist Educ, Guangdong Hong Kong Macau Inst Cent Nervous Syst, Key Lab Cent Nervous Syst Regenerat, Guangzhou, Peoples R China.
[Qi, Ling] Guangzhou Med Univ, Affiliated Hosp 6, Qingyuan Peoples Hosp, Inst Digest Dis, Qingyuan, Peoples R China.
[Zhang, Jia] Univ South China, Affiliated Hosp 2, Hengyang 421001, Hunan, Peoples R China.