title: Breast-cancer risk: higher with estrogen-progestin than estrogen alone.
authors.forename: J L
authors.initials: JL
authors.lastname: Miller
mesh_terms: D001943:Breast Neoplasms / Q000209:etiology*; D004338:Drug Combinations; D004967:Estrogens / Q000009:adverse effects*; D005260:Female; D020249:Hormone Replacement Therapy / Q000009:adverse effects*; D006801:Humans; D017698:Postmenopause; D011372:Progestins / Q000009:adverse effects; D012042:Registries; D012306:Risk; D013997:Time Factors
chemical_list: D004338:Drug Combinations; D004967:Estrogens; D011372:Progestins