Boehle, A. http://orcid.org/0000-0002-5138-3190
Katic, K.
König, I. R.
Robrahn-Nitschke, I.
Renner, P.
Brandenburg, B.
Article History
Received: 13 October 2018
Accepted: 21 January 2019
First Online: 1 February 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. For this type of study formal consent was not required.