J. N. Costa, A. P. C. Peixoto, A. Kohayagawa, A. F. M. S. da C. Ferreira, M. L. Cassetari, and A. J. Crocci, “Influence of age and vitamin E supplementation (DL-alpha-tocopherol acetate) on neutrophil oxidative metabolism in Holstein friesan (Bos taurus)”, Braz. J. Vet. Res. Anim. Sci., vol. 41, no. 5, pp. 293–298, Oct. 2004, doi: 10.1590/S1413-95962004000500001.