title: Europeans still undecided on chemoprevention for breast cancer.
mesh_terms: D000328:Adult; D000368:Aged; D001943:Breast Neoplasms / Q000517:prevention & control*; D005060:Europe; D005260:Female; D006801:Humans; D008875:Middle Aged; D013629:Tamoxifen / Q000627:therapeutic use*
chemical_list: D013629:Tamoxifen