Olthof, Susann-Cathrin http://orcid.org/0000-0002-3345-8750
Forschner, Andrea http://orcid.org/0000-0002-6185-4945
Martus, Peter http://orcid.org/0000-0002-5386-5732
Garbe, Claus http://orcid.org/0000-0001-8530-780X
Nikolaou, Konstantin http://orcid.org/0000-0003-2668-7325
la Fougère, Christian http://orcid.org/0000-0001-7519-0417
Gückel, Brigitte http://orcid.org/0000-0001-7761-7592
Vach, Werner http://orcid.org/0000-0003-1865-8399
Pfannenberg, Christina http://orcid.org/0000-0003-4080-5850
Article History
Received: 17 October 2019
Accepted: 17 February 2020
First Online: 2 March 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in this study were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. The study was reviewed and approved by the institutional review board and the local ethics committee (reference number 064/2013BO1).
: Informed consent was obtained from all individual participants included in the study.