Zimmermann, Markus http://orcid.org/0000-0002-2632-800X
Pedersoli, Federico
Schulze-Hagen, Maximilian
Lurje, Georg
Isfort, Peter
Kuhl, Christiane
Bruners, Philipp
Article History
Received: 25 June 2019
Revised: 5 August 2019
Accepted: 8 August 2019
First Online: 6 September 2019
Compliance with ethical standards
:
: The scientific guarantor of this publication is Prof. Philipp Bruners.
: The authors declare that they have no conflict of interest.
: The Institute of Medical Statistics of the University Hospital RWTH Aachen kindly provided statistical advice for this manuscript.
: Written informed consent was waived by the Institutional Review Board.
: Institutional Review Board approval was obtained.
: • retrospective• observational• performed at one institution