title: Secondhand suspicions: breast cancer and passive smoking.
authors: Kellyn S
authors: KS
authors: Betts
mesh_terms: D000367:Age Factors; D000818:Animals; D001943:Breast Neoplasms / Q000453:epidemiology / Q000209:etiology*; D002273:Carcinogens / Q000633:toxicity; D005260:Female; D006801:Humans; D017697:Premenopause; D012307:Risk Factors; D012907:Smoking / Q000009:adverse effects; D014028:Tobacco Smoke Pollution / Q000009:adverse effects*
chemical_list: D002273:Carcinogens; D014028:Tobacco Smoke Pollution