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Publisher's Note: Error in Corresponding Author E-mail Address and Error in Figure 6

Posted by PLOS_ONE_Group on 31 May 2013 at 23:28 GMT

The corresponding author e-mail address is incorrect. The correct e-mail address is: niwano@m.tohoku.ac.jp.

Figure 6 contains the incorrect unit on the vertical axis. The correct unit is (mg/l), as seen in the following corrected figure: http://plosone.org/correc....

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