1. GI Unit, Institute of Genetics and Molecular Medicine, University of Edinburgh, Edinburgh, UK
2. IBD Pharmacogenetics Group, University of Exeter, UK
3. Institute of Cellular Medicine, Newcastle University, UK
4. Gastrointestinal Research Group, University of Aberdeen, Aberdeen, UK
5. Pathogen Genomics Group, Wellcome Trust Sanger Institute, Hinxton, Cambridgeshire, UK
6. Microbiology Group, The Rowett Institute, University of Aberdeen, Aberdeen, UK
7. Dept of Gastroenterology, Royal Victoria Infirmary, Newcastle, UK
8. Dept of Gastroenterology, Addenbrookes Hospital, Cambridge, UK
9. Cambridge BioResource, Cambridge
10. Department of Gastroenterology, Norfolk and Norwich University Hospital, Norwich, UK
11. Institute of Translational Medicine, University of Liverpool, UK