Hefer, Carmen
Dreisbach, Gesine
Funding for this research was provided by:
Deutsche Forschungsgemeinschaft (DR 392/7-1)
Article History
Received: 8 February 2018
Accepted: 27 August 2018
First Online: 4 September 2018
Compliance with ethical standards
:
: Carmen Hefer declares no conflict of interest. Gesine Dreisbach declares no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.