VAN REETH, K.; DE VLEESCHAUWER, A.; KYRIAKIS, C. S. Influenza in birds, pigs and humans: how strong is the species barrier?. Journal of the Hellenic Veterinary Medical Society, [S. l.], v. 58, n. 3, p. 208–219, 2017. DOI: 10.12681/jhvms.14986. Disponível em: https://ejournals.epublishing.ekt.gr/index.php/jhvms/article/view/14986. Acesso em: 31 jan. 2023.