title: An improved sampling device for cervical cytology.
mesh_terms: D002278:Carcinoma in Situ / Q000473:pathology*; D005260:Female; D006801:Humans; D011247:Pregnancy; D002583:Uterine Cervical Neoplasms / Q000473:pathology*; D014626:Vaginal Smears / Q000295:instrumentation*