Acknowledgements

We thank all survivors and siblings for participating in our survey, the study team of the Swiss Childhood Cancer Survivor Study, the data managers of the Swiss Paediatric Oncology Group, and the team of the Swiss Childhood Cancer Registry.
This study was supported by the Swiss Cancer League and Swiss Cancer Research (KLS/KFS-4825-01-2019, KFS-4722-02-2019, KFS-5027-02-2020), Kinderkrebshilfe Schweiz, Childhood Cancer Switzerland, and the University of Basel Research Fund for Excellent Junior Researchers.