Hauber, Daniel
Kaspar, Roman
Zank, Susanne
Funding for this research was provided by:
Universität zu Köln
Article History
Received: 1 March 2021
Accepted: 22 April 2021
First Online: 11 June 2021
Change Date: 4 November 2021
Change Type: Update
Change Details: The licence information was missing from this article and has been added retrospectively.
Declarations
:
: D. Hauber, R. Kaspar and S. Zank declare that they have no competing interests.
: For this article no studies with human participants or animals were performed by any of the authors. All studies mentioned were in accordance with the ethical standards indicated in each case. The study was approved by the ethics committee of the Medical Faculty of the University of Cologne (No. 17-169). Informed consent was obtained from all participants or their legal representatives.