Funding for this research was provided by:
Deutsche Forschungsgemeinschaft (WA1706/8-1, WA1706/12-1 as part of the Clinical Research Unit CRU344, KFO 344/1)
Bundesministerium für Bildung und Forschung (03VP06120, Fibromap Consortia e:Med)
Center for Clinical Research RWTH Aachen University (O3-3)
Received: 28 July 2020
Accepted: 28 October 2020
First Online: 24 November 2020
Ethics approval and consent to participate
: Whole blood and tissue samples were taken after informed consent according to the guideline of the local ethics committee (EK 206/09) and provided by the RWTH Centralized Biomaterial Bank (RWTH cBMB).
: Not applicable.
: W.W. is cofounder of Cygenia GmbH that can provide service for analysis of epigenetic signatures (ExternalRef removed). Apart from that, the authors declare that they have no competing interests.