Predictors of Non‐response or Loss of Response to Tumour Necrosis Factor Antagonist Therapies in Inflammatory Bowel Disease: 699. (October 2016) - Khalid, Javaria Mona; Peyrin‐Biroulet, Laurent; Armuzzi, Alessandro; Gisbert, Javier P.; Nguyen, Geoffrey; Bokemeyer, Bernd; Lindsay, James; Smyth, Michael; Munsaka, Melvin; Ramagopalan, Sreeram