1. Bridges, J. (2003). Strategy for a future chemicals policy. The view of the Scientific Committee on Toxicology, Ecotoxicology and the Environment (CSTEE). Professor Jim Bridges, University of Surrey, UK. Available at http://www.eutop.de/chp/Download/BridgesRe.doc.
2. Cramer, G. M., Ford, R. A., and Hall, R. L. (1978). Estimation of toxic hazard—a decision tree approach. Food Cosmet. Toxicol.16,255–276.
3. EFSA (2004). European Food Safety Authority. Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in Contact with Food. Opinion on Flavouring Group FGE.03 Acetals of branched- and straight-chain aliphatic saturated primary alcohols and branched- and straight-chain saturated aldehydes, and an orthoester of formic acid, from chemical groups 1 and 2. Opinion expressed on 7 October 2004. Available at http://www.efsa.eu.int/science/afc/catindex_en.html.
4. EMEA (2004). European Medicines Evaluation Agency. Committee for Medicinal Products for Human Use (CHMP). Guideline on the limits of genotoxic impurities. CPMP/SWP/5199/02. London, 23 June 2004. Available at http://www.emea.eu.int/pdfs/human/swp/519902en.pdf.
5. Federal Register (1993). Food additives: Threshold of regulation for substances used in food-contact articles. Fed. Regist.58(195),52719–52727.