Ahrberg, A. B.
Horstmeier, C.
Berner, D.
Brehm, W.
Gittel, C.
Hillmann, A.
Josten, C.
Rossi, G.
Schubert, S.
Winter, K.
Burk, J.
Funding for this research was provided by:
German Federal Ministry of Education and Research (BMBF 1315883)
Saxon Ministry of Science and the Fine Arts (not applicable)
Article History
Received: 27 February 2018
Accepted: 28 June 2018
First Online: 18 July 2018
Ethics approval and consent to participate
: Approval of the local ethics committee (Landesdirektion Leipzig, TVV 34/13) had been given beforehand. No human participants have been involved.
: Not applicable.
: The authors declare that they have no competing interests.
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