Funding for this research was provided by:
Johann Wolfgang Goethe-Universität, Frankfurt am Main
Received: 1 December 2020
Accepted: 20 April 2021
First Online: 1 May 2021
: This study was approved by the ethics committee of the Universitätsklinikum Frankfurt. Number: 20–26, Date: May 5th, 2020.
: Not applicable.
: The authors state that they have no competing interests.