Authors: Jill Koshiol; Yu-Tang Gao; Michael Dean; Patricia Egner; Chirag Nepal; Kristine Jones; Bingsheng Wang; Asif Rashid; Wen Luo; Alison L Van Dyke; Catterina Ferreccio; Michael Malasky; Ming-Chang Shen; Bin Zhu; Jesper B Andersen; Allan Hildesheim; Ann W Hsing; John Groopman Journal: Gastroenterology Date: 2017-04-17 Impact factor: 22.682