[1] Cent South Univ, Xiangya Hosp 3, Dept Gastroenterol, Changsha, Hunan, Peoples R China
[2] Hunan Key Lab Nonresolving Inflammat & Canc, Changsha, Hunan, Peoples R China
[3] Cent South Univ, Xiangya Sch Med, Changsha, Hunan, Peoples R China
[4] Zhejiang Univ, Ctr Global Hlth, Hangzhou, Peoples R China