@article{Martensetal2014, title = {Epidural electrocorticography for monitoring of arousal in locked-in state}, author = {Martens, S. and Bensch, M. and Halder, S. and Hill, J. and Nijboer, F. and Ramos-Murguialday, A. and Sch{\"o}lkopf, B. and Birbaumer, N. and Gharabaghi, A.}, journal = {Frontiers in Human Neuroscience}, volume = {8}, number = {861}, year = {2014}, doi = {10.3389/fnhum.2014.00861} }