Hamann, Alina
Benker, Pauline
Leitzmann, Michael F.
Stein, Michael J. https://orcid.org/0000-0002-1120-1751
Funding for this research was provided by:
Universitätsklinikum Regensburg
Article History
Received: 23 January 2026
Accepted: 23 June 2026
First Online: 4 July 2026
Declarations
:
: The authors declare no competing interests.
: This is a systematic review and meta-analysis of observational studies. The ethical approval of the included studies can be obtained from the original studies.