[1]
C. R. Madruga, R. H. Kessler, A. Gomes, M. A. Schenk, and D. F. de Andrade, “Antibody levels and parasitemia of anaplasma marginale of nellore and ibagé calves and nellore crossbreds, in an enzootic area”, PAB, vol. 20, no. 1, pp. 135–142, Apr. 2014.