BrĂ¼ning, Roland http://orcid.org/0000-0001-5737-7042
Schneider, Martin
Tiede, Michel
Wohlmuth, Peter
Stavrou, Gregor
von Hahn, Thomas
Ehrenfeld, Andrea
Reese, Tim
Makridis, Georgios
Stang, Axel
Oldhafer, Karl J.
Article History
Received: 1 February 2021
Accepted: 15 April 2021
First Online: 17 May 2021
Declarations
:
: The manuscript is based on a retrospective data evaluation. Informed consent was achieved. The study followed the declaration of Helsinki of 1964.
: Not applicable.
: The authors declare that they have no competing interests.