About the Authors

Stuart Currie

s.currie@sheffield.ac.uk

Affiliation Academic Unit of Radiology, University of Sheffield, Sheffield, United Kingdom

Nigel Hoggard

Affiliation Academic Unit of Radiology, University of Sheffield, Sheffield, United Kingdom

Matthew J. R. Clark

Affiliation Academic Unit of Radiology, University of Sheffield, Sheffield, United Kingdom

David S. Sanders

Affiliation Department of Gastroenterology, Sheffield Teaching Hospitals NHS Foundation Trust, Sheffield, United Kingdom

Iain D. Wilkinson

Affiliation Academic Unit of Radiology, University of Sheffield, Sheffield, United Kingdom

Paul D. Griffiths

Affiliation Academic Unit of Radiology, University of Sheffield, Sheffield, United Kingdom

Marios Hadjivassiliou

Affiliation Department of Neurology, Sheffield Teaching Hospitals NHS Foundation Trust, Sheffield, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: NH MH. Performed the experiments: SC NH MH. Analyzed the data: SC NH MH MJRC. Contributed reagents/materials/analysis tools: SC NH MJRC DSS IDW PDG MH. Wrote the manuscript: SC NH MH.