Söder, Stefanie
Wällisch, Wolfgang
Dittrich, Sven
Cesnjevar, Robert
Pfammatter, Jean-Pierre
Glöckler, Martin http://orcid.org/0000-0002-6969-1239
Article History
Received: 23 December 2019
Accepted: 6 April 2020
First Online: 24 April 2020
Competing interests
: The authors declare that they have no conflict of interest, they have no relationships with any companies, whose products or services may be related to the subject matter of the article directly or indirectly.