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      Knowledge is Power

      Scientific American October 2001

      Magnetic Revelations

      Functional MRI highlights neurons receiving signals

      • By Graham P. Collins on October 1, 2001

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      More in the October 2001 issue of Scientific American
      • 50, 100 and 150 Years Ago
      • Catching Some Sun
      • A Warmer Superconductor?
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