Barra, Steffen http://orcid.org/0000-0002-9738-6709
Grub, Andreas
Roesler, Michael
Retz-Junginger, Petra
Philipp, Florence
Retz, Wolfgang http://orcid.org/0000-0002-8582-3414
Funding for this research was provided by:
Universität des Saarlandes
Article History
Received: 16 September 2020
Accepted: 20 January 2021
First Online: 9 March 2021
Compliance with ethical standards
:
: The authors declare no potential conflicts of interest with respect to the research, authorship, and/or publication of this article.
: Study procedures were performed in accordance with the ethical standards of the Declaration of Helsinki.
: Written informed consent was given by each participant before participation.