Luerken, L.
Doppler, M.
Brunner, S. M.
Schlitt, H. J.
Uller, W. http://orcid.org/0000-0001-6756-9005
Funding for this research was provided by:
Universitätsklinikum Freiburg
Article History
Received: 18 January 2021
Accepted: 5 April 2021
First Online: 25 May 2021
Declarations
:
: The authors declare that they have no conflict of interest.
: For this type of study (retrospective study) formal consent is not required and was waived by the IRB of the University of Regensburg.
: This study has obtained IRB approval (University of Regensburg) and the need for informed consent was waived.
: For this type of study consent for publication is not required.