1. Epidemiological and mechanistic data suggest that 1, 3-butadiene will not be carcinogenic to humans at exposures likely to be encountered in the environment or workplace
2. Cal/EPA 2004. Proposition 65. Sacramento CA:California Environmental Protection Agency. Available: http://oehha.ca.gov/prop65.html [accessed 10 May 2004].
3. The environment and disease: association or causation?;Hill AB;Proc R Soc Med,1965
4. IARC 2003. Report of An Ad-Hoc IARC Monographs Advisory Group on Priorities for Future Evaluations. Internal report no. 03/001. Lyon France:International Agency for Research on Cancer. Available: http://monographs.iarc.fr [accessed 10 May 2004].
5. IARC 2004. Preamble to the IARC Monographs. Lyon France:International Agency for Research on Cancer. Available: http://monographs.iarc.fr [accessed 10 May 2004].