title: Letter: Postmenopausal vaginal bleeding during estrogen therapy.
mesh_terms: D001706:Biopsy; D004717:Endometrium / Q000473:pathology; D004967:Estrogens / Q000009:adverse effects*; D005260:Female; D006801:Humans; D008593:Menopause; D014592:Uterine Hemorrhage / Q000139:chemically induced*
chemical_list: D004967:Estrogens