1. Animal Health Institute. 2002. Survey Shows Decline in Antibiotic Use in Animals. AHI news release, September 29. Animal Health Institute, Washington DC.
2. Carnevale R. 2003. WHO report offers little information on human health effect of AGP ban on Danish livestock. Feedstuffs Vol. 75 No. 46. November.
3. Casewell M, Fris M, Marco E. 2002. The European ban on growth promoting antibiotics and emerging consequences for human and animal health. The Journal of Antimicrobial Chemotherapy 52, 159-161.
4. Chowdhury EH. 2004. Fate of maize intrinsic and recombinant genes in calves fed genetically modified maize Bt11. Journal of Food Protection 7, 365-370.
5. CODEX ALIMENTARIUS. 2003a. Principles for the Risk Analysis of Foods Derived from Modern Biotechnology. URL : http : //www.mhlw.go.jp/topics/idenshi/codex/pdf/044e.pdf