Kauffmann, Philipp
Cordesmeyer, Robert
Fouellefack, Giséle Awondzeko
Schminke, Boris
Wiese, Karl-Günther
Article History
Received: 31 May 2018
Accepted: 27 June 2018
First Online: 1 August 2018
Ethics approval and consent to participate
: The study was in accordance with the ethical standards of the University of Göttingen (No. 35/5/18).
: Not applicable
: The authors declare that they have no competing interests.
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