Hormone replacement therapy: is it safe for breast cancer patients?
D001943:Breast Neoplasms / Q000401:mortality*; D015914:Estrogen Replacement Therapy / Q000009:adverse effects; D005260:Female; D006801:Humans; D008875:Middle Aged; D009364:Neoplasm Recurrence, Local / Q000517:prevention & control; D017698:Postmenopause; D016019:Survival Analysis