title: Trichomoniasis--incidence in pill users and associated Pap smear abnormalities.
mesh_terms: D003276:Contraceptives, Oral; D005260:Female; D006801:Humans; D065006:Papanicolaou Test; D014247:Trichomonas Vaginitis / Q000453:epidemiology* / Q000473:pathology; D002583:Uterine Cervical Neoplasms / Q000473:pathology; D014626:Vaginal Smears
chemical_list: D003276:Contraceptives, Oral