Authors: Tao Zuo; Sunny H Wong; Kelvin Lam; Rashid Lui; Kitty Cheung; Whitney Tang; Jessica Y L Ching; Paul K S Chan; Martin C W Chan; Justin C Y Wu; Francis K L Chan; Jun Yu; Joseph J Y Sung; Siew C Ng Journal: Gut Date: 2017-05-24 Impact factor: 23.059