1. Department of Radiology Leiden University Medical Center Leiden the Netherlands
2. Department of Human Genetics Leiden University Medical Center Leiden the Netherlands
3. Prinses Máxima Center for Pediatric Oncology University Medical Center Utrecht Utrecht the Netherlands
4. Department of Radiotherapy University Medical Center Utrecht Utrecht the Netherlands
5. Institut de Mathématiques de Bordeaux Université Bordeaux/CNRS UMR 5251/INRIA Bordeaux‐Sud‐Ouest France
6. Division of Medicine, UCL Centre for Advanced Biomedical Imaging University College London London UK