Millar, P.R. Alves, F.M.X. Teixeira, V.Q. Vicente, R.T. Menezes, E.M. Sobreiro, L.G. Pereira, V.L. de A. Amendoeira, M.R.R.
Occurrence of infection with Toxoplasma gondii and factors associated with transmission in broiler chickens and laying hens in different raising systems