title: Women's Health Initiative results: breast cancer risk in perspective.
authors: Patricia T
authors: PT
authors: Kelly
mesh_terms: D015982:Bias; D001943:Breast Neoplasms / Q000209:etiology* / Q000401:mortality; D015914:Estrogen Replacement Therapy / Q000009:adverse effects*; D005260:Female; D006801:Humans; D016032:Randomized Controlled Trials as Topic; D012307:Risk Factors