title: Changing patterns in cervical cytology among oral and non-oral contraceptive users.
mesh_terms: D000328:Adult; D002584:Cervix Uteri / Q000187:drug effects* / Q000473:pathology; D002986:Clinical Trials as Topic; D003273:Contraceptive Devices / Q000009:adverse effects*; D003276:Contraceptives, Oral / Q000009:adverse effects*; D005260:Female; D006801:Humans; D008656:Mestranol / Q000009:adverse effects; D009641:Norethynodrel / Q000009:adverse effects; D065006:Papanicolaou Test; D011230:Precancerous Conditions / Q000139:chemically induced* / Q000209:etiology* / Q000473:pathology; D013997:Time Factors; D014626:Vaginal Smears
chemical_list: D003276:Contraceptives, Oral; D009641:Norethynodrel; D008656:Mestranol