Invasive cervical cancer and combined oral contraceptives.
D000328:Adult; D000368:Aged; D003276:Contraceptives, Oral / Q000009:adverse effects*; D003277:Contraceptives, Oral, Combined / Q000009:adverse effects*; D005260:Female; D006801:Humans; D008875:Middle Aged; D012907:Smoking; D002583:Uterine Cervical Neoplasms / Q000209:etiology*
D003276:Contraceptives, Oral; D003277:Contraceptives, Oral, Combined