Universität Osnabrück, University of Münster, University of Münster, University of Münster, University of Wuerzburg - University Hospital of Wuerzburg, University of Münster - Institute for Biomagnetism and Biosignalanalysis, University Hospital Würzburg, Heidelberg University - University Hospital Heidelberg, University Hospital Würzburg, University of Münster, University of Münster and University Hospital Würzburg