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. 2009 Apr 13;4(4):e5183. doi: 10.1371/journal.pone.0005183

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This is an open-access article distributed under the terms of the Creative Commons Public Domain declaration which stipulates that, once placed in the public domain, this work may be freely reproduced, distributed, transmitted, modified, built upon, or otherwise used by anyone for any lawful purpose.

This is an open-access article distributed under the terms of the Creative Commons Public Domain declaration, which stipulates that, once placed in the public domain, this work may be freely reproduced, distributed, transmitted, modified, built upon, or otherwise used by anyone for any lawful purpose.

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Red blocks show conditions with auditory stimuli. Arrows show the subtractions used for the analysis of sensory responses and attention-related modulations in auditory cortex. SDA = stimulus dependent activation occurring in the absence of auditory attention. ARM = attention-related modulations.