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Submitted on: 19 January 2008.
Revised on: 15 March 2008.
Accepted on: 16 April 2008.
___________________ECOTOXICOLOGY AND ENVIRONMENTAL SAFETY
Submitted on: 10 November 2012.
Revised on: 21 December 2012.
Accepted on: 14 February 2013.
___________________ECOTOXICOLOGY AND ENVIRONMENTAL SAFETY
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