Funding for this research was provided by:
Deutsche Forschungsgemeinschaft (HI1865/2-1, BI983/2-2)
European Union (FP7 n°45009 NEUROFAST, n°262055 ESGI)
Else-Kröner-Fresenius-Stiftung (ELAN Program)
Text and Data Mining valid from 2018-08-22
Received: 30 September 2016
Accepted: 6 August 2018
First Online: 22 August 2018
Ethics approval and consent to participate
: Written informed consent was given by all participants and in case of minors from their parents. This study was approved by the Ethics Committees of the Universities of Duisburg-Essen (05–2954), Marburg (Studie 20/01) and Gießen (Studie 66/01), Germany. The participants were treated according to the Declaration of Helsinki .
: The authors declare that they have no competing interests.
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