Nikolova, Denitsa http://orcid.org/0000-0002-4057-3511
Heilmann, Claudia
Hawat, Susan
Gäbelein, Philipp
Hippler, Michael http://orcid.org/0000-0001-9670-6101
Funding for this research was provided by:
Deutsche Forschungsgemeinschaft (HI 739/13-1)
Article History
Received: 30 November 2017
Accepted: 22 March 2018
First Online: 28 March 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.