Anti-TNF Therapy Induces CD4+ T-Cell Production of IL-22 and Promotes Epithelial Repairs in Patients With Crohn's Disease. Issue 8 (12th July 2018) - Fang, Leilei; Pang, Zhi; Shu, Weigang; Wu, Wei; Sun, Mingming; Cong, Yingzi; Liu, Zhanju