Koenig, A. M. http://orcid.org/0000-0002-8874-7664
Etzel, R.
Greger, W.
Viniol, S.
Fiebich, M.
Thomas, R. P.
Mahnken, A. H.
Article History
Received: 7 May 2019
Accepted: 19 August 2019
First Online: 5 September 2019
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.