Magnetic resonance imaging for evaluation of bowel inflammation and disease activity in Crohn's disease: A systematic review and meta-analysis Xian-feng Meng; Qing-yan Lin; Hong-lei Yin; Zeng-qi Li;

Prevalence and bidirectional association between primary sclerosing cholangitis and Crohn's disease: A systematic review and meta-analysis Dongyuan Zheng; Qinke Xu; Jin Wu; Zhouyue Gu; Jieya Chen; Yingchao Liu;