Cytological studies in women using intrauterine contraception.
D000293:Adolescent; D000328:Adult; D005260:Female; D006801:Humans; D007434:Intrauterine Devices / Q000009:adverse effects*; D002578:Uterine Cervical Dysplasia / Q000453:epidemiology* / Q000209:etiology; D002583:Uterine Cervical Neoplasms / Q000453:epidemiology*