title: Experts add second drug to breast cancer prevention regimen.
mesh_terms: D018931:Antineoplastic Agents, Hormonal / Q000008:administration & dosage*; D000971:Antineoplastic Combined Chemotherapy Protocols / Q000627:therapeutic use*; D001943:Breast Neoplasms / Q000517:prevention & control*; D005260:Female; D006801:Humans; D020849:Raloxifene Hydrochloride / Q000008:administration & dosage*; D013629:Tamoxifen / Q000008:administration & dosage*; D014481:United States; D016387:Women's Health
chemical_list: D018931:Antineoplastic Agents, Hormonal; D013629:Tamoxifen; D020849:Raloxifene Hydrochloride