1. Consultant in Accident and Emergency, Department of Accident and Emergency, Bristol Royal Infirmary, Bristol BS2 8HW
2. Consultant Radiologist, Department of Radiology, Bristol Royal Infirmary, Bristol
3. Academic Clinical Lecturer in Cardiac Surgery, Department of Cardiac Surgery, Bristol Royal Infirmary, Bristol
4. Consultant Cardiac Surgeon, Department of Cardiac Surgery, Bristol Royal Infirmary, Bristol