Funding for this research was provided by:
Deutsche Forschungsgemeinschaft (HU 2359/2-1)
Leibniz-Institut für Wissensmedien
Article History
Received: 3 June 2019
Accepted: 4 September 2020
First Online: 26 September 2020
Compliance with ethical standards
:
: The authors declare that they have no actual or potential conflicts of interest concerning this work.
: All procedures performed in this study 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.