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pro vyhledávání: '"Sahar Haggag"'
Autor:
Ahmed R. Elbestawy, Hany F. Ellakany, Ahmed Arafa, Ahmed R. Gado, Sahar Haggag, Hatem S. Abd-Elhamid, Ahmed Salah eldin
Publikováno v:
Damanhour Journal of Veterinary Sciences. 2:1-6
Avian influenza viruses became widely distributed in most Middle Eastern countries, causing high mortality rate and severe economic losses in poultry industry especially when complicated with other pathogens. The continuous evolution of highly pathog