title: Methodological issues in epidemiologic studies of endometrial cancer and exogenous estrogen.
mesh_terms: D002979:Climacteric; D004812:Epidemiologic Methods; D004967:Estrogens / Q000009:adverse effects* / Q000627:therapeutic use; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D007044:Hysterectomy; D008875:Middle Aged; D010820:Physicians / Q000706:statistics & numerical data; D011336:Probability; D011996:Records; D012306:Risk; D013997:Time Factors; D014594:Uterine Neoplasms / Q000139:chemically induced*
chemical_list: D004967:Estrogens