Bauer, M; Oostenveld, R; Peeters, M; Fries, P; (2006) Tactile spatial attention enhances gamma-band activity in somatosensory cortex and reduces low-frequency activity in parieto-occipital areas. Journal of Neuroscience , 26 (2) 490 - 501. 10.1523/​JNEUROSCI.5228-04.2006. Green open access