Funding for this research was provided by:
Deutsche Forschungsgemeinschaft (GRK 1208, PL-241/5-1)
Text and Data Mining valid from 2018-10-24
Received: 20 June 2018
Accepted: 14 October 2018
First Online: 24 October 2018
Ethics approval and consent to participate
: Research design and methods were conducted in accordance with the Declaration of Helsinki, revised in 2004, and approved by the local Ethics Committee (Ethikausschuss 2 am Campus Virchow-Klinikum, Charité – Universitätsklinikum Berlin, EA2/026/04). All participants provided written informed consent before inclusion into the study.
: Not applicable.
: The authors declare that they have no competing interests.
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