Funding for this research was provided by:
Received: 29 March 2021
Accepted: 27 July 2021
First Online: 3 September 2021
: The study was approved by the Ethics Committee of the Leipzig Medical Faculty (445–15–21122015).
: The consent declarations have been completed.
: The authors Johannes Lässing, Roberto Falz, Christoph Pökel, Antina Schulze, Stefan Kwast, Lennart Lingener and Martin Busse declare that they have no potential conflicts of interest that might be relevant to the contents of this manuscript.