Xie, Kun
Perna, Laura
Schöttker, Ben
Kliegel, Matthias
Brenner, Hermann
Mons, Ute
Funding for this research was provided by:
Marga und Walter Boll-Stiftung
Universitätsklinikum Köln
Article History
Received: 28 February 2022
Accepted: 9 May 2022
First Online: 26 May 2022
Declarations
:
: The ESTHER study was approved by the ethics committee of the Medical Faculty of Heidelberg University (no. 58/2000, from May 15, 2000) and the Medical Board of Saarland and is being conducted in adherence with the Declaration of Helsinki. All study participants provided written informed consent.
: Not applicable.
: The authors declare that they have no competing interests.