Cytology and the contraceptive pill.
D003276:Contraceptives, Oral / Q000009:adverse effects*; D003581:Cytodiagnosis; D005260:Female; D006801:Humans; D002577:Uterine Cervical Diseases / Q000209:etiology*; D002583:Uterine Cervical Neoplasms; D014626:Vaginal Smears
D003276:Contraceptives, Oral