1. Pediatric Cardiology Unit Hospital Virgen del Rocio Seville Spain
2. Cardiovascular Pathology Unit and Fabrication Laboratory Institute of Biomedicine of Seville Seville Spain
3. School of Biomedical Engineering and Imaging Sciences King's College London London UK
4. Department of Congenital Heart Disease Evelina London Children's Hospital, Guy's and St Thomas' National Health Service Foundation Trust London UK
5. Division of Cardiology Department of Pediatrics University of California San Francisco School of Medicine San Francisco California USA
6. Department of Pediatric Cardiology University of Bristol Bristol Royal Hospital for Children Bristol UK