Received: 19 August 2021
Accepted: 5 October 2021
First Online: 3 November 2021
: Not applicable. The Ethics Committee of the Hamburg Chamber of Physicians was informed about the study (No.: WF-152/20). The requirement for informed patient consent was waived due to the use of anonymized data from routine clinical care only. The study was approved by the local clinical institutional review board and complied with the Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no competing interests. KR does not report any conflicts of interest related to this article.