"Smelling a rat" - http://www.economist.com/news/science-and-technology/21591159-study-suggested-gm-food-may-cause-cancer-has-been-retracted-smelling-rat
"Lessons learned? - Biologenverband VBIO zur Rücknahme der "Séralini-Studie" - http://idw-online.de/de/news564213