Gassenmaier, Sebastian http://orcid.org/0000-0003-3701-2227
Tsiflikas, Ilias
Maennlin, Simon
Urla, Cristian
Warmann, Steven W.
Schaefer, Juergen F.
Article History
Received: 21 May 2020
Accepted: 25 August 2020
First Online: 10 September 2020
Ethics approval and consent to participate
: This retrospective study was approved by the institutional review board (IRB) of the Eberhard Karls University Tuebingen. Informed consent was waived due to the retrospective analysis of anonymized data.
: Not applicable.
: The authors declare that they have no competing interests.