Kirchner, Eva-Maria
Hirsch, Thomas http://orcid.org/0000-0002-4224-4762
Funding for this research was provided by:
Universität Regensburg
Article History
Received: 18 May 2020
Accepted: 24 June 2020
First Online: 12 July 2020
Compliance with ethical standards
:
: The author (s) declare that they have no competing interests.