L. R. Meireles, A. J. Galisteo Jr., and H. F. de Andrade Jr., “Serological survey of antibodies to Toxoplasma gondii in food animals from São Paulo state, Brazil”, Braz. J. Vet. Res. Anim. Sci., vol. 40, no. 4, pp. 267–271, Jan. 2003, doi: 10.1590/S1413-95962003000400005.