[a
]Department of Metabolism, Digestion and Reproduction, Imperial College London, London,
UK
[b
]Department of Gastroenterology, Imperial College Healthcare NHS Trust, London, UK
[c
]NIHR Nottingham Biomedical Research Centre at Nottingham University Hospitals and
The University of Nottingham, Nottingham, UK
[d
]Department of Gastroenterology, Glasgow Royal Infirmary, Glasgow, UK
[e
]Department of Medicine, University of Glasgow, Glasgow, UK
[f
]Department of Gastroenterology, Cambridge University Hospitals NHS Foundation Trust,
Cambridge, UK
[g
]Department of Gastroenterology, St Mark's Hospital, London, UK
[h
]Department of Gastroenterology, Royal Devon and Exeter NHS Foundation Trust, Exeter,
UK
[i
]Exeter Inflammatory Bowel Disease and Pharmacogenetics Research Group University of
Exeter, Exeter, UK
[j
]Blizard Institute, Barts and the London School of Medicine and Dentistry, London,
UK
[k
]Department of Gastroenterology, The Royal London Hospital, Barts Health NHS Trust,
London, UK
[l
]Department of Gastroenterology, Queen Elizabeth University Hospital, Glasgow, UK
[m
]Department of Gastroenterology, The Hillingdon Hospitals NHS Foundation Trust, Uxbridge,
UK
[n
]IBD Unit, Hull University Teaching Hospitals NHS Trust, Hull, UK
[o
]Leeds Gastroenterology Institute, Leeds Teaching Hospitals NHS Trust, Leeds, UK
[p
]Department of Gastroenterology, Liverpool University Hospitals NHS Foundation Trusts,
Liverpool, UK
[q
]Department of Gastroenterology, County Durham & Darlington NHS Foundation Trust, Durham,
UK
[r
]Department of Gastroenterology, University Hospitals Coventry & Warwickshire NHS Trust,
Coventry, UK
[s
]Translational and Clinical Research Institute, Newcastle University, Newcastle upon
Tyne, UK
[t
]Department of Gastroenterology, Newcastle upon Tyne Hospitals NHS Foundation Trust,
Newcastle upon Tyne, UK
[u
]Institute of Genetic and Molecular Medicine, University of Edinburgh, Edinburgh, UK
[v
]Department of Gastroenterology, Western General Hospital, Edinburgh, UK
[w
]IBD Registry Limited, London, UK
[x
]Crohn's & Colitis UK, Hatfield, UK
[y
]Institute of Translational Medicine, University of Birmingham, Birmingham, UK
[z
]Department of Gastroenterology, University Hospitals Birmingham, Birmingham, UK
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