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. 2011 Sep 29;7(9):e1002158. doi: 10.1371/journal.pcbi.1002158

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Rule 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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, with periodic boundary conditions. Time increases in the vertical direction. Amplitude of the stimulus was and the period of the stimulus is shown above each panel.

Inline graphic — , with periodic boundary conditions. Time increases in the vertical direction. Amplitude of the stimulus was and the period of the stimulus is shown above each panel.