David White Illustrator, Author & Editor

John Curtis is Consultant Radiologist, University Hospital Aintree, Liverpool, UK. Usman Shaikh is Interventional Radiology Fellow, Royal Liverpool and Broadgreen University Hospitals, Liverpool, UK. Elizabeth Kneale is Radiology Registrar, University Hospital Aintree, Liverpool, UK. Rebecca Hanlon is Consultant Radiologist, University Hospital Aintree, Liverpool, UK. David White is Consultant Radiologist, University Hospital Aintree, Liverpool, UK. Andrew Dunn is Consultant Radiologist, Royal Liverpool University Hospital, Liverpool, UK. Andrew Healey is Consultant Radiologist, University Hospital Aintree, Liverpool, UK. Jane Belfield is Consultant Radiologist, Royal Liverpool University Hospital, Liverpool, UK. Peter Dangerfield is Director of the Year 1 MB Course, University of Liverpool School of Medicine, Liverpool, UK. Hilary Fewins is Consultant Radiologist, Liverpool Heart and Chest Hospital, Liverpool, UK.