Edler, C. http://orcid.org/0000-0001-8806-0195
Krebs, O.
Gehl, A.
Palatzke, K.
Tiedemann, N.
Schröder, A. S.
Klein, A.
Article History
Received: 13 September 2019
Accepted: 14 January 2020
First Online: 20 January 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Informed consent was not necessary in this study.
: All procedures performed in studies involving human participants were in accordance with ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.