title: FDA orders estrogen safety warnings: agency offers guidance for HRT use.
authors.forename: Joan
authors.initials: J
authors.lastname: Stephenson
mesh_terms: D001943:Breast Neoplasms; D004348:Drug Labeling; D015914:Estrogen Replacement Therapy / Q000009:adverse effects*; D004967:Estrogens / Q000009:adverse effects*; D006801:Humans; D009203:Myocardial Infarction; D012306:Risk; D020521:Stroke; D013927:Thrombosis; D014481:United States; D014486:United States Food and Drug Administration
chemical_list: D004967:Estrogens