Ask the Expert: Breast Cancer and Secondhand Smoke
- Summarizes the research findings on tobacco smoke as a cause of breast cancer.
- http://www.oncolink.com/experts/article.cfm?c=3&s=13&ss=22&id=1179

Smoking and Breast Cancer
- Recent research shows an association between smoking and breast cancer.
- http://bmj.com/cgi/content/full/325/7359/298/d

Health Effects of Secondhand Smoke: Breast Cancer
- Characterizes the risk and provides a bibliography of research establishing the risk.
- http://www.ocat.org/healtheffects/breastcancer.html

Active and Passive Cigarette Smoking and Breast Cancer
- Recent studies may explain inconsistencies between previous results, say researchers, and a real risk may be emerging.
- http://www.mja.com.au/public/issues/172_11_050600/burton/burton.html

Is There An Association Between Passive Smoking and Breast Cancer?
- Scientific article; meta-analysis of 11 studies estimates a 40% higher risk of breast cancer as a result of exposure to secondhand smoke.
- http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=11484800&dopt=Abstract

Health Canada - Breast cancer linked to second-hand smoke
- Summary of recent research based on data from 1994-1997.
- http://www.hc-sc.gc.ca/english/media/releases/2000/2000_26e.htm