Kurz, Anja http://orcid.org/0000-0001-5666-0903
Grubenbecher, Marius
Rak, Kristen
Hagen, Rudolf
Kühn, Heike
Article History
Received: 20 May 2019
Accepted: 10 September 2019
First Online: 18 September 2019
Compliance with ethical standards
:
: None of the authors received funding in relation to this article. The authors declare that they have no conflict of interest.
: All procedures performed in this study involving human participants were in accordance with ethical standards of the institutional and /or national research committee and with the 1964 Helsinki declaration. Because of the retrospective study design, formal consent was not required. The study was approved by the Ethical Commission of the Medical University of Würzburg, Germany (Nr. 20180808 02).