title: Letter: Diagnostic accuracy of vaginal smears.
mesh_terms: D003338:Corpus Luteum / Q000502:physiology; D005189:False Positive Reactions; D005260:Female; D006801:Humans; D008593:Menopause; D008598:Menstruation; D013997:Time Factors; D002583:Uterine Cervical Neoplasms / Q000175:diagnosis*; D014626:Vaginal Smears