Wagner, Malina
Walter, Peter
Salla, Sabine
Johnen, Sandra
Plange, Niklas
Rütten, Stephan
Goecke, Tamme W.
Fuest, Matthias http://orcid.org/0000-0002-0573-2599
Article History
Received: 27 November 2017
Revised: 6 March 2018
Accepted: 26 March 2018
First Online: 5 April 2018
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 research committee (Medical Ethical Review Board, University RWTH Aachen (EK 178/15)) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.