1. At least one in seven cases of cancer is caused by smoking: Global estimates for 1985;Parkin;Int. J. Cancer,1994
2. Cigarette smoking and the risk of breast cancer in women: A review of the literature;Terry;Cancer Epidemiol., Biomarkers Preven.,2002
3. R.Pressmann, B. W.Stewart, Chemical Carcinogens, 2nd ed., ACS Monograph 182, Vol.2, ACS, Washington DC 1984.
4. R. R.Baker, Smoke chemistry, in Tobacco Production, Chemistry and Technology (Eds: D.L. Davis, M. T. Nielsen), Blackwell, Oxford 1999, pp. 425-427.
5. The changing cigarette, 1950-1995;Hoffmann;J. Toxicol. Environ. Health,1997