Determination of the relationship among cell proliferation, metabolic activity and stage of pregnancy by agnors as markers in Bovine placenta - Carneiro, Patrícia dos Santos; Sasahara, Tais Harumi de Castro; Carvalho, Hianka Jasmyne Costa de; Miglino, Maria Angélica; Gomes, Silvio Pires (International Journal of Morphology, 2021)