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Publisher's Note: Error in Figure placement.

Posted by PLOS_ONE_Group on 11 Jul 2012 at 23:17 GMT

Time series
http://plosone.org/article/info:doi/10.1371/journal.pone.0031597#pone-0031597-g002

There was an error in the placement of Figures 2 and 3. The figures were inadvertently switched. The legends are in the correct locations.

No competing interests declared.