1. Closed-loop interaction with the cerebral cortex using a novel micro-ECoG-based implant: the impact of beta vs. gamma stimulation frequencies on cortico-cortical spectral responses*. Issue 4 (2nd October 2017) Authors: Gkogkidis, C. Alexis; Wang, Xi; Schubert, Tobias; Gierthmühlen, Mortimer; Kohler, Fabian; Schulze-Bonhage, Andreas; Burgard, Wolfram; Rickert, Jörn; Haberstroh, Jörg; Schüttler, Martin; Stieglitz, Thomas; Ball, Tonio Journal: Brain-computer interfaces Issue: Volume 4:Issue 4(2017) Page Start: 214 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗