Oliveira PG de, Visintin JA, Barnabé VH, Barnabé RC. Effect of follicle stimulating hormone (FSH) and human menopausal gonadotrophin (hMG) as superovulating agents in consecutive treatments of holstein black and white cows used in embryo transfer. Braz. J. Vet. Res. Anim. Sci. 1994;31(3-4):288-294. doi:10.11606/issn.1678-4456.bjvras.1994.52079