D. A. P. Mancini, R. M. Z. Mendonça, J. R. Pinto, E. Mori, and W. R. Fernandes, “Anti-human influenza protector antibody detected in horses as a zoonotic viruses”, Braz. J. Vet. Res. Anim. Sci., vol. 41, no. 6, pp. 379–383, Nov. 2004, doi: 10.1590/S1413-95962004000600004.