Five years' experience with contraceptive pills; cervical epithelial changes.
D000293:Adolescent; D000328:Adult; D002584:Cervix Uteri / Q000187:drug effects; D003276:Contraceptives, Oral / Q000009:adverse effects; D004848:Epithelium / Q000187:drug effects; D005260:Female; D006801:Humans; D002577:Uterine Cervical Diseases / Q000139:chemically induced*; D002583:Uterine Cervical Neoplasms / Q000139:chemically induced*
D003276:Contraceptives, Oral