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. Author manuscript; available in PMC: 2012 Mar 1.
Published in final edited form as: Neurogastroenterol Motil. 2010 Oct 21;23(3):240–e118. doi: 10.1111/j.1365-2982.2010.01619.x

Figure 1.

Figure 1

This figure shows the average raw data for each of the four runs of 50 stimuli and the grand average (4G Avg) for the anal and rectal cortical evoked potential responses in a single subject. The P1, N1, P2, and N2 configuration of the CEP response is shown.