1Department of Medical Oncology and
2Department of Radiology and Nuclear Medicine, Radboud University Medical Center, Nijmegen, The Netherlands
3MIRA Institute for Biomedical Technology and Technical Medicine, University of Twente, Enschede, The Netherlands
4Department of Pediatric Hematology and Oncology, Radboud University Medical Center, Nijmegen, the Netherlands
5Department of Pediatric Oncology, University Medical Centre Utrecht, Utrecht, The Netherlands,
6Department of Cardiology, Radboud University Medical Center, Nijmegen, The Netherlands
7Department of Internal Medicine, Canisius-Wilhelmina Hospital, Nijmegen, The Netherlands
8Department of Internal Medicine and
9Department of Children’s Heart Centre, Radboud University Medical Center, Nijmegen, The Netherlands,
10Pediatric Cardiology Unit, E. Wolfson Medical Centre, Holon, Israel, and
11Department of Medical Oncology, Academic Medical Centre, University of Amsterdam, Amsterdam, The Netherlands