Funding for this research was provided by:
Heinrich-Heine-Universität Düsseldorf
Article History
Received: 25 June 2020
Accepted: 24 November 2020
First Online: 19 December 2020
Compliance with ethical standards
:
: The research did not receive external funding. The authors have no conflict of interest to declare.
: The study has been performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and later amendments. Written informed consent was obtained from all participants. Ethical approval had been obtained from the ethics committee of the Faculty of Mathematics and Natural Sciences at Heinrich Heine University Düsseldorf.
: The datasets of both experiments are available in the Open Science Framework repository at ExternalRef removed.