Funding for this research was provided by:
Medizinische Fakultät Heidelberg der Universität Heidelberg
Received: 4 January 2022
Accepted: 14 September 2022
First Online: 27 September 2022
: The study is being conducted in accordance with the Helsinki Declaration (2013). This trial has been approved by the Medical Faculty of the University of Heidelberg Ethics Committee (reference number: S-266/2020). Names of study participants and all other confidential information are subject to medical confidentiality and the regulations of the General Data Protection Regulation. Participants data is passed only in pseudonymized form. No third parties gain insight into original data. All participants were informed about aims, content, duration and process of the study, particularly as far as risks and unintended consequences are concerned, through written information leaflets and through telephonic communication with the responsible member of the study central office for the process evaluation. Agreement for study participation was confirmed by signing the consent form.
: Not applicable.
: The authors declare that they have no competing interests.