Lehwald-Tywuschik, Nadja C. http://orcid.org/0000-0001-7663-9618
Alexander, Andrea
Alkhanji, Nour
Flügen, Georg
Fung, Stephen
Rehders, Alexander
Knoefel, Wolfram Trudo
Funding for this research was provided by:
Universitätsklinikum Düsseldorf. Anstalt öffentlichen Rechts
Article History
Received: 4 June 2020
Accepted: 18 October 2020
First Online: 20 November 2020
Compliance with ethical standards
:
: The author(s) declare(s) that there is no conflict of interest regarding the publication of this paper.
: This study was approved by the local institutional review board (Heinrich Heine University, Duesseldorf, Germany; study-no.: 2018-258-KFogU). All procedures performed in this study were in accordance with the ethical standards in the 1964 Declaration of Helsinki and its later amendments. Informed consent was waived because no data regarding the cases were disclosed.
: For this type of study formal consent is not required.
: Informed consent to participate was waived because no data regarding the cases were disclosed.
: Informed consent for publication was waived because no data regarding the cases were disclosed.