@MarthaKarua Study by #Seralini linking #GMOs to #cancer on verge of retraction http://www.gmwatch.org/files/Letter_AWHayes_GES.pdf …
@MarthaKarua Free PDF: Overview of last 10 years of #GMO #crop safety research http://bit.ly/1ikfvZY
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@calestous thanks looking at itThanks. Twitter will use this to make your timeline better. UndoUndo
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