title: Risk factors for breast cancer. Pollutants and pesticides may be important.
authors.forename: P J
authors.initials: PJ
authors.lastname: Lewis
mesh_terms: D001943:Breast Neoplasms / Q000139:chemically induced*; D003634:DDT / Q000009:adverse effects*; D005260:Female; D006801:Humans; D011078:Polychlorinated Biphenyls / Q000009:adverse effects*; D011374:Progesterone / Q000097:blood; D012307:Risk Factors
chemical_list: D011374:Progesterone; D003634:DDT; D011078:Polychlorinated Biphenyls