Funding for this research was provided by:
German Federal Ministry of Education and Research (FKZ 13GW0191A-E)
Text and Data Mining valid from 2019-10-30
Received: 6 August 2019
Revised: 2 October 2019
Accepted: 9 October 2019
First Online: 30 October 2019
Compliance with ethical standards
: The authors declare that they have no conflict of interest.
: Studies with human participants or animals were not carried out in the frame of the present study by any of the authors. The blood samples were used in accordance with ethics committee of the University Medical Center Göttingen (approval number 43/2/19).