Lohrer, Heinz
Wagner, Stephanie
Wenning, Markus
Kühle, Jan
Schmal, Hagen
Gollhofer, Albert
Funding for this research was provided by:
Albert-Ludwigs-Universität Freiburg im Breisgau
Article History
Received: 22 December 2022
Accepted: 19 April 2023
First Online: 1 May 2023
Declarations
:
: The Ethics Committee (Ethik-Kommission der Albert-Ludwigs-Universität Freiburg, Germany) approved the study (Ethik-Kommission der Albert-Ludwigs-Universität Freiburg, Engelberger Straße 21, D 79106 Freiburg; ExternalRef removed). The committee’s reference number is 366/15. Written informed consent was obtained from all the patients/participants willing to participate the study. The rights of the patients and control participants were protected.The registration trial number is DRKS00009401 on DRKS. ‘Retrospectively registered’. Date of registration: 10/12/2015.We conducted the study according to the revised Declaration of Helsinki by The World Medical Association.
: Not applicable.
: The authors declare that they have no competing interests in this work.