Task-specific modulation of effective connectivity during two simple unimanual motor tasks: A 122-channel EEG study. - Damian Marc Herz; Mark Schram Christensen; Christiane Reck; Esther Florin; Michael T. Barbe; Carsten Stahlhut; K. Amande M. Pauls; Marc Tittgemeyer; Hartwig R. Siebner; Lars Timmermann (NeuroImage, 2012)