1. Annual report on chemical and biological testing of agri-food commodities during the fiscal year 1989–1990;Agriculture Canada,1990
2. Ranking possible carcinogenic hazards;Ames;Science,1987
3. Overview of risk assessment;Anderson,1988
4. Codex Alimentarius: who is allowed in? who is left out?;Avery;The Ecologist,1993
5. Reference dose (RfD): description and use in health risk assessments;Barnes;Regul. Toxicol. Pharmacol.,1988