1. Department of Paediatric Haematology and Oncology, Rigshospitalet Copenhagen University Hospital Copenhagen Denmark
2. UCL Great Ormond Street Institute of Child Health London UK
3. Department of Clinical Radiology Great Ormond Street Hospital for Children NHS foundation Trust London UK
4. Department of Radiology Amsterdam University Medical Centre Amsterdam The Netherlands
5. Department of Visceral and Neonatal Paediatric Surgery Sorbonne University, Armand Trousseau Hospital ‐ APHP Paris France
6. The Leeds Teaching Hospitals Leeds UK
7. King's College Hospital NHS Foundation Trust London UK
8. Centre for Medical Image Computing University College London London UK
9. Department of Respiratory Medicine University College London London UK
10. University College London Hospitals NHS Foundation Trust London UK