Royal Derby Hospital, Derby, United Kingdom
David Greenfield Human Physiology Unit, Nottingham, Notts, United Kingdom
David Greenfield Human Physiology Unit, University of Nottingham Medical School, Nottingham, Notts, United Kingdom
Sherwood Forest Hospitals NHS Trust, Mansfield, United Kingdom
Sheffield Children's Hospital, Sheffield, United Kingdom
Nottingham University Hospitals NHS Trust, Nottingham, United Kingdom
NIHR Biomedical Research Unit in Gastrointestinal and Liver Diseases at Nottingham University Hospitals NHS Trust and the University of Nottingham, Nottingham, United Kingdom
Nottingham University Hospitals NHS Trust, Nottingham, United Kingdom