«Is there cross-species transmission to pigs of Avian Influenza virus within poultry farms with previous outbreak of avian influenza : No cross-species transmission to pigs of Avian Influenza virus » (2021) African Journal of Biomedical Research, 24(3), сс. 333–338. доступно на: https://ojshostng.com/index.php/ajbr/article/view/2213 (просмотрено: 5 апрель 2026).