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2. WTO, public reason and food. Public reasoning in the ‘trade conflict’ on GM-food;Brom;Ethical Theory and Moral Practice,2004
3. Trade liberalization, the World Trade Organization, and food security;Diaz-Bonilla,2003
4. Burger, laat die consument met rust!;Diederen,2003
5. Editorial: a defence of modern biotechnology;Johnston;OECD Observer,1999