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. 2014 Aug 27;9(8):e104854. doi: 10.1371/journal.pone.0104854

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© 2014 Höhne et al

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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The top row shows the spectra at electrode ‘’ in the conditions eyes-open and eyes-closed. The spatial distribution of the channel-wise spectral power in the alpha-band [8–12 Hz] is depicted in the scalp maps of the lower row.

Inline graphic — The top row shows the spectra at electrode ‘’ in the conditions eyes-open and eyes-closed. The spatial distribution of the channel-wise spectral power in the alpha-band [8–12 Hz] is depicted in the scalp maps of the lower row.