Funding for this research was provided by:
Technische Universität München
Deutsche Gesellschaft für muskuloskelettale Radiologie, DGMSR (-)
Received: 15 December 2020
Accepted: 25 March 2021
First Online: 12 May 2021
: This study was approved by the local institutional review board and was conducted in accordance with the Declaration of Helsinki. The need for written informed consent was waived by the institutional review board due to the retrospective design of the study.
: Not applicable.
: The authors of this manuscript declare no relationships with any companies, whose products or services may be related to the subject matter of the article.