Persistence of spermatozoa in the vagina and cervix.
D000328:Adult; D002584:Cervix Uteri; D003075:Coitus; D005260:Female; D006801:Humans; D008297:Male; D008598:Menstruation; D013094:Spermatozoa; D013997:Time Factors; D014621:Vagina; D014626:Vaginal Smears