Kölbel, Lena https://orcid.org/0000-0001-8732-4400
Kölbel, Thomas
Maier, Ulrich
Sauter, Martin
Schäfer, Thorsten
Wiegand, Bettina
Funding for this research was provided by:
Bundesministerium für Wirtschaft und Energie (0325684B)
Projekt DEAL
Article History
Received: 9 July 2020
Accepted: 21 August 2020
First Online: 8 September 2020
Competing interests
: The authors declare that they have no competing interests.