Zellner, Johannes http://orcid.org/0000-0001-5385-9378
Faber, Svea
Spahn, Gunter
Zinser, Wolfgang
Niemeyer, Philipp
Angele, Peter
Funding for this research was provided by:
Stiftung Oskar-Helene
Universitätsklinikum Regensburg
Article History
Received: 13 April 2021
Accepted: 12 July 2021
First Online: 29 July 2021
Declarations
:
: The authors declare the following potential conflicts of interest with respect to research, authorship and/or publication of this article. The authors received no financial support for the research, authorship and/or publication of this article.
: The current study was approved by the Ethics Commission of the Medical Center University of Freiburg: EK-FR 105/13_130795.
: Informed consent was obtained from all participants included in the registry.