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Published online 12 July 2001 | Nature | doi:10.1038/news010712-13
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Neurophysiological investigation of the basis of the fMRI signal
At long last neuroscientists know what they're looking at.
When we think, our brain lights up - or so we have been led to believe by the now-familiar pictures of the brain in action, which depict a glow around the active area. Now neuroscientists in Germany have finally worked out what these pictures are telling us.
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