Funding for this research was provided by:
Universitätsklinikum Düsseldorf. Anstalt öffentlichen Rechts
Received: 7 May 2021
Accepted: 30 November 2021
First Online: 10 January 2022
: The present study has been performed in accordance with the Declaration of Helsinki and was registered and approved by the ethics board of the Medical Faculty of Heinrich-Heine-University Düsseldorf, Moorenstr. 5, 40225 Düsseldorf (study number 2018–71-ProspDEuA, approved 09.08.2018). All participants gave written informed consent.
: Not applicable.
: The authors declare no conflicts of interest.