Heßler, Nadine
Jünger, Stephanie T.
Meissner, Anna-Katharina
Kocher, Martin
Goldbrunner, Roland
Grau, Stefan http://orcid.org/0000-0002-9742-527X
Funding for this research was provided by:
Universitätsklinikum Köln
Article History
Received: 22 March 2021
Accepted: 19 February 2022
First Online: 15 March 2022
Declarations
:
: The study was an institutional retrospective study approved by the local ethics committees (University of Cologne approval no. 18–089. Due to the mere retrospective nature of the analysis no patient’s consent was required.
: All authors gave their consent for publication.
: All authors declare no conflict of interests.