Received: 30 June 2021
Accepted: 24 September 2021
First Online: 30 October 2021
: Research was performed in accordance with the Declaration of Helsinki and in accordance with the relevant guidelines and regulations. The Geneva Cantonal Commission for Research Ethics has approved the BaHOP biobank (approval PB_2017-00533) and the Genetic Risks for Childhood Cancer Complications Switzerland (GECCOS) study, which will utilize the samples (approval 2020-01723). Informed consent was obtained from all individual participants, or their legal representatives included in the study.
: Not applicable as only aggregated data is presented in the final manuscript.
: The authors declare that they have no competing interests.