title: Cytological studies in women using copper intrauterine devices.
mesh_terms: D000328:Adult; D002584:Cervix Uteri / Q000166:cytology*; D005260:Female; D006801:Humans; D007435:Intrauterine Devices, Copper / Q000009:adverse effects*; D008598:Menstruation; D010060:Ovulation; D013997:Time Factors; D014247:Trichomonas Vaginitis; D002578:Uterine Cervical Dysplasia / Q000209:etiology*; D002583:Uterine Cervical Neoplasms / Q000209:etiology*; D002575:Uterine Cervicitis / Q000209:etiology*