Received: 7 July 2021
Accepted: 20 December 2021
First Online: 4 January 2022
: The study was conducted in agreement with the principles of the Declaration of Helsinki, the International Conference on Harmonization Guidance for Good Clinical Practice and approved by local ethic committee of Heinrich-Heine-University Düsseldorf (3249). All patients provided written informed consent.
: Not applicable.
: The authors declare that they have no competing interests.