1. Centre for Medical Education, Queen's University of Belfast, Royal Victoria Hospital, Belfast, UK
2. Vittorio Silvestri, Central Angiographic Resource Facility, Centre for Experimental Medicine, Institute of Clinical Science A, Queen's University of Belfast, Belfast, UK
3. Northern Health and Social Care Trust, County Antrim, UK
4. Queen's University of Belfast, Centre for Public Health, School of Medicine, Dentistry and Biomedical Sciences, Institute of Clinical Sciences – Block A, Royal Victoria Hospital, Belfast, UK
5. Queen's University of Belfast, Centre for Experimental Medicine, Institute of Clinical Science A, Queen's University of Belfast, Belfast, UK