Hellerbach, Alexandra http://orcid.org/0000-0001-5821-6267
Eichner, Markus
Rueß, Daniel
Luyken, Klaus
Hoevels, Mauritius
Judge, Michael
Baues, Christian
Ruge, Maximilian
Kocher, Martin
Treuer, Harald
Funding for this research was provided by:
Universitätsklinikum Köln
Article History
Received: 8 April 2021
Accepted: 17 October 2021
First Online: 9 December 2021
Declarations
:
: A. Hellerbach, M. Eichner, D. Rueß, K. Luyken, M. Hoevels, M. Judge, C. Baues, M. Ruge, M. Kocher and H. Treuer declare that they have no competing interests.
: This retrospective study was approved by the local ethics committee of the University Hospital of Cologne (file number 16-476). <i>Consent to participate: </i>Not applicable. <i>Consent for publication:</i> Not applicable