title: Canine vaginal cytology during the estrous cycle.
abstract: Changes which occur in vaginal cytology of the bitch during proestrus, estrus. metestrus and anestrus are correlated. The terms superficial cell index and karyopyknotic index are introduced and explained in order that they may be used to describe vaginal cytological changes and to assist in breeding programs.
authors.forename: K
authors.initials: K
authors.lastname: Post