Mueller, Matthias C. http://orcid.org/0000-0001-6952-8442
Marx, Michael
Peyerl-Hoffmann, Gabriele
Kern, Winfried V.
Article History
Received: 10 March 2020
Accepted: 3 July 2020
First Online: 16 July 2020
Compliance with ethical standards
:
: The authors declare that there is no conflict of interest.
: The study received ethics approval from the institutional review board of the University Medical Center of the University of Freiburg (No.: 363/18).
: All patients eligible for this study were tried to be contacted for provision of informed consent.
: Not applicable.