1. Pediatric Oncology Department, Emma Children’s Hospital, Academic Medical Centre, Amsterdam, the Netherlands
2. Pediatrics Department, Emma Children’s Hospital, Academic Medical Centre, Amsterdam, the Netherlands
3. Psychosocial Department, Emma Children’s Hospital, Academic Medical Centre, Amsterdam, the Netherlands
4. Pediatric Oncology Department, Princess Máxima Center, Utrecht, the Netherlands
5. Department of Medical Humanities, Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht, the Netherlands