Postmenopausal oestrogen replacement therapy.
D000328:Adult; D000368:Aged; D002118:Calcium / Q000378:metabolism; D004967:Estrogens / Q000627:therapeutic use*; D005260:Female; D006801:Humans; D008593:Menopause; D008875:Middle Aged
D004967:Estrogens; D002118:Calcium