[Cytological study of cases using intrauterine devices (IUD) over a long period].
D000328:Adult; D000368:Aged; D002294:Carcinoma, Squamous Cell / Q000209:etiology*; D005260:Female; D006801:Humans; D007434:Intrauterine Devices / Q000009:adverse effects*; D008875:Middle Aged; D014594:Uterine Neoplasms / Q000209:etiology*; D014626:Vaginal Smears