title: A clinical trial of piperazine oestrone sulphate ('Harmogen') in the treatment of menopausal symptoms.
mesh_terms: D000328:Adult; D004958:Estradiol / Q000097:blood*; D004970:Estrone / Q000494:pharmacology*; D005260:Female; D006801:Humans; D007044:Hysterectomy; D008593:Menopause / Q000187:drug effects*; D008875:Middle Aged; D010879:Piperazines / Q000494:pharmacology*; D010919:Placebos; D011863:Radioimmunoassay; D013431:Sulfates / Q000494:pharmacology*
chemical_list: D010879:Piperazines; D010919:Placebos; D013431:Sulfates; D004970:Estrone; D004958:Estradiol