1. Anonymous (1987) Biological markers in environmental health research. Environ. Health Perspect., 74, 3–9.
2. Wogan,G.N. (1992) Molecular epidemiology in cancer risk assessment and prevention: recent progress and avenues for future research. Environ. Health Perspect., 98, 167–178.
3. Links,J.M., Kensler,T.W. and Groopman,J.D. (1995) Biomarkers and mechanistic approaches in environmental epidemiology. Annu. Rev. Public Health, 16, 83–103.
4. Hulka,B.S. (1991) Epidemiological studies using biological markers: issues for epidemiologists. Cancer Epidemiol. Biomarkers Prev., 1, 13–20.
5. Busby,W.F. and Wogan,G.N. (1984) Aflatoxins. In Searle,C.E. (ed.) Chemical Carcinogens. American Chemical Society, Washington, DC, pp. 945–1136.