University College London, London, United Kingdom
Beatson West of Scotland Cancer Centre (NHS Greater Glasgow & Clyde), Glasgow, United Kingdom
Aberdeen Royal Infirmary (NHS Grampian), Aberdeen, United Kingdom
Heart of England NHS Foundation Trust, Birmingham, United Kingdom
The Heart Hospital, University College London Hospitals, London, United Kingdom
Addenbrooke's Hospital, Cambridge, United Kingdom
University Hospitals Birmingham NHS Foundation Trust, Birmingham, Greater London, United Kingdom
Royal Surrey County Hospital, Guildford, United Kingdom
National Hospital for Neurology and Neurosurgery, UCLH NHS Foundation Trust, London, United Kingdom
Nutrition Unit, ICH-UCL, London, United Kingdom
Brighton & Sussex University Hospitals NHS Trust, Brighton, United Kingdom
Cardiff and Vale Orthopaedic Centre, Cardiff, United Kingdom
North Bristol NHS Trust, Bristol, United Kingdom
Royal Sussex County Hospital, Brighton, East Sussex, United Kingdom
Velindre Cancer Centre, Cardiff, South Glamorgan, United Kingdom
University College Hospital, London, Greater London, United Kingdom
Royal Free London NHS Foundation Trust, London, United Kingdom