Paul, Christian J. J.
Dohmen, Jonas
van Beekum, Cornelius J.
Willis, Maria A.
Braun, Lara
Kalff, Jörg C.
Willms, Arnulf G.
Vilz, Tim O.
Funding for this research was provided by:
Universitätsklinikum Bonn
Article History
Accepted: 17 April 2022
First Online: 5 May 2022
Declarations
:
: The study was conducted according to the guidelines of the Declaration of Helsinki. The design of the trial was discussed with the Ethics Committee of the University Hospital Bonn and an approval was waived due to the retrospective nature of the study and the refusal to contact patients.
: Patient consent was waived due to retrospective nature of the study and the refusal to contact patients.
: The authors declare no competing interests.