Nagel, Rebecca http://orcid.org/0000-0002-2925-1028
Kirschbaum, Frank
Hofmann, Volker http://orcid.org/0000-0002-5149-603X
Engelmann, Jacob
Tiedemann, Ralph
Funding for this research was provided by:
Universität Potsdam (n/a, n/a)
Article History
Received: 16 January 2018
Accepted: 21 June 2018
First Online: 17 July 2018
Competing Interests
: The authors declare no competing interests.