Frequency of cervical Papanicolaou's smears.
D000328:Adult; D000367:Age Factors; D005260:Female; D006801:Humans; D008875:Middle Aged; D013997:Time Factors; D002583:Uterine Cervical Neoplasms / Q000175:diagnosis*; D014626:Vaginal Smears / Q000706:statistics & numerical data*