Prolongation of pseudopregnancy in the rat by slitting the uterus.
D000818:Animals; D003475:Curettage; D003656:Decidua / Q000502:physiology; D004971:Estrus; D005260:Female; D007813:Laparotomy; D011247:Pregnancy; D011555:Pseudopregnancy; D051381:Rats; D013997:Time Factors; D014599:Uterus / Q000502:physiology*