Published on in Vol 4 , No 2 (2016) :Apr-Jun

1 Vision and Motor System Research Group , Department of Neurology , Charité - Universitätsmedizin Berlin , Berlin , DE
2 Clinical Research Unit , Charité Campus Mitte , Berlin Institute of Health , Berlin , DE
3 Department of Information Technology , Charité - Universitätsmedizin Berlin , Berlin , DE
*these authors contributed equally