An investigation of the association between cervical cancer and oral contraceptive use.
D003276:Contraceptives, Oral / Q000009:adverse effects*; D005260:Female; D006801:Humans; D009825:Oklahoma; D002583:Uterine Cervical Neoplasms / Q000139:chemically induced* / Q000453:epidemiology
D003276:Contraceptives, Oral