Adalimumab for patients with Crohn's disease complicated by intra-abdominal abscess: a multicentre, prospective, observational cohort study. 
doi:10.1093/ecco-jcc/jjy222 Abstract P528 from the 'Poster presentations' section of the main abstract book has been withdrawn and re-inserted as DOP63 in the 'Late-breaking abstracts' section.