Oikonomidis, Stavros http://orcid.org/0000-0002-7637-8611
Heck, Vincent
Bantle, Sonja
Scheyerer, Max Joseph
Hofstetter, Christoph
Budde, Stefan
Eysel, Peer
Bredow, Jan
Funding for this research was provided by:
Universitätsklinikum Köln
Article History
Received: 19 April 2020
Accepted: 7 July 2020
First Online: 13 July 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This retrospective study was conducted with the approval of the Institutional Review Board of the University Clinic of Cologne.