Vicente WRR, Toniollo GH, Sobreira LF da R, Laus JL, Silva VMS da, Moraes FR de. Anátomo histopathologic evaluation of the effect of medroxiprogesterone acetate and megestrol acetate on the uterus of adult bitches. Braz. J. Vet. Res. Anim. Sci. 1991;28(2):219-229. doi:10.11606/issn.1678-4456.bjvras.1991.51941