Effects of corpus luteum removal on ovarian cyclicity of the rat.
D000818:Animals; D003338:Corpus Luteum / Q000187:drug effects / Q000502:physiology* / Q000601:surgery; D004971:Estrus; D005260:Female; D010507:Periodicity; D011247:Pregnancy; D011270:Pregnancy, Animal; D011555:Pseudopregnancy; D051381:Rats / Q000502:physiology*; D014626:Vaginal Smears