Frings, Lars http://orcid.org/0000-0001-9377-8935
Hellwig, Sabine
Bormann, Tobias
Spehl, Timo S.
Buchert, Ralph
Meyer, Philipp T.
Article History
Received: 18 December 2017
Accepted: 18 February 2018
First Online: 15 March 2018
Compliance with ethical standards
:
: None.
: 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 principles of the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards.