1. Clinical Lecturer and Honorary Specialty Registrar in Renal Medicine, Department of Renal Medicine, Royal Infirmary of Edinburgh, Edinburgh
2. Specialty Registrar in Radiology, Department of Radiology, Royal Infirmary of Edinburgh, Edinburgh
3. Consultant Radiologist and Clinical Senior Lecturer, Department of Radiology, Royal Infirmary of Edinburgh, Edinburgh
4. British Heart Foundation Intermediate Clinical Fellow and Honorary Consultant Nephrologist, The Queen's Medical Research Institute Edinburgh EH16 4TJ