Funding for this research was provided by:
Bundesministerium für Bildung und Forschung (01KG1202)
Received: 27 December 2019
Accepted: 7 August 2020
First Online: 16 September 2020
Ethics approval and consent to participate
: The study was approved by all relevant ethics committees and performed according to the International Conference on Harmonisation Good Clinical Practice guidelines and the Declaration of Helsinki. All study participants provided written informed consent before study entry.
: All authors have approved the manuscript for submission.
: There are no conflicts of interest for any of the authors in relation to the present work to disclose.