1. Department of Neurology, School of Medicine and Health Science, Carl von Ossietzky University of Oldenburg , 26046 Oldenburg , Germany
2. Research Center of Neurosensory Science, Carl von Ossietzky University of Oldenburg , 26129 Oldenburg , Germany
3. Neuropsychology Lab, Department of Psychology, Carl von Ossietzky University of Oldenburg , 26129 Oldenburg , Germany
4. Cluster of Excellence Hearing4all, Carl von Ossietzky University of Oldenburg , 26129 Oldenburg , Germany
5. Department of Neurology, Evangelical Hospital , 26121 Oldenburg , Germany