title: Combined hormone therapy at menopause and breast cancer: a warning--short-term use increases risk.
authors.forename: Leslie
authors.initials: L
authors.lastname: Bernstein
mesh_terms: D001943:Breast Neoplasms / Q000453:epidemiology*; D002986:Clinical Trials as Topic; D015914:Estrogen Replacement Therapy / Q000009:adverse effects*; D005260:Female; D017408:Guidelines as Topic; D006801:Humans; D008593:Menopause; D012307:Risk Factors