Esser, Michael http://orcid.org/0000-0002-4010-3034
Bitzer, Michael
Kolb, Manuel
Fritz, Jan
Kurucay, Mustafa
Ruff, Christer
Horger, Marius
Funding for this research was provided by:
Bundesministerium für Bildung und Forschung
Article History
Received: 9 March 2018
Accepted: 21 May 2018
First Online: 13 June 2018
Compliance with ethical standards
:
: 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.
: Michael Esser, Michael Bitzer, Manuel Kolb, Jan Fritz, Mustafa Kurucay, and Christer Ruff declare that they have no conflicts of interest. Marius Horger declares that the institution has received national grants financed by the “Bundesministerium für Bildung und Forschung” (BMBF), Germany.