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Article History

Received: 28 July 2021

Accepted: 2 February 2023

First Online: 15 February 2023

Ethics approval and consent to participate

: This study was approved by the Committee of Medical Ethics of the Ghent University Hospital (Belgian registration number: B670201941599) and registered as a clinical trial on 19/10/2020 (Clinicaltrials.gov NCT04590755). Participants of this study received an information letter in which they were informed on the study, the objectives design of the study, its purpose, confidentiality of data, and the fact that one had the right to leave the study at any time without stating any reason. Informed consents were obtained for all subjects, i.e. fathers signed the informed consent for themselves and for their children (which were aged below 16). Participants’ privacy was ensured, and personal information was coded and password protected. Data were stored on a password-protected computer and central disk space. Data from the website was stored on password-encrypted servers. Only researchers that were part of the research team have access to the data. All methods used in the present study were carried out in accordance with relevant guidelines and regulations.

: Not applicable.

: The authors declare that they have no competing interests.