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Publisher's Note: Should direct to Figure 1.

Posted by DCSweet on 11 Mar 2010 at 21:56 GMT

(Figure 2)
http://plosone.org/article/info:doi/10.1371/journal.pone.0009558#article1.body1.sec3.p6

This should direct to Figure 1. Currently directs to figure 2.

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