1. Department of Pediatric Oncology; Emma Children's Hospital/Academic Medical Centre; Amsterdam The Netherlands
2. Department of Clinical Epidemiology; Biostatistics and Bioinformatics; Academic Medical Centre; Amsterdam The Netherlands
3. Clinical Research Unit; Academic Medical Center; Amsterdam The Netherlands
4. Department of Medical Oncology; Academic Medical Centre; Amsterdam The Netherlands
5. Department of Medical Informatics; Center for Human Factors Engineering of Health Information Technology (HITlab); Academic Medical Center; Amsterdam The Netherlands
6. Department of Epidemiology; National Cancer Institute; Amsterdam The Netherlands
7. Julius Center for Health Sciences and Primary Care; University Medical Centre; Utrecht The Netherlands