Funding for this research was provided by:
Deutsche Forschungsgemeinschaft (DFG MU 1298/11)
RWTH Aachen
Article History
Received: 2 October 2019
Accepted: 16 September 2020
First Online: 7 October 2020
Compliance with ethical standards
:
: The authors declare that this study was conducted in the absence of any financial relationships that could be viewed as conflicts of interests.
: All participants gave written informed consent in accordance with the Declaration of Helsinki prior to their participation and participation was voluntary. The study does not contain patient data and is not a clinical study. The authors have full control of all primary data and the data will be made accessible to review by the journal if requested.