Steber, Sarah
König, Nicola
Stephan, Franziska
Rossi, Sonja
Article History
Received: 10 December 2019
Accepted: 18 March 2020
First Online: 2 April 2020
Competing interests
: The work described has not been published previously and is not under consideration for publication elsewhere. All authors approve the publication. If accepted, this work will not be published elsewhere in the same form, in English or in any other language, including electronically without the written consent of the copyright-holder.