Friedrichs, M. http://orcid.org/0000-0002-2473-1786
Oberrath, J.
Funding for this research was provided by:
Deutsche Forschungsgemeinschaft (OB-469/1-1)
Article History
Received: 25 January 2018
Accepted: 29 June 2018
First Online: 9 August 2018
Ethics approval and consent to participate
: Not applicable.
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.