1. Department of Paediatric Cardiac Surgery, Royal Hospital for Children, Glasgow, Scotland, United Kingdom
2. School of Medicine, University of Glasgow, Scotland, United Kingdom
3. Cardiac Surgery, Cardiac Transplantation and Mechanical Circulatory Support, Golden Jubilee National Hospital, Clydebank, Scotland, United Kingdom
4. Clinical and Diagnostic Radiology, Golden Jubilee National Hospital, Clydebank, Scotland, United Kingdom