%0 Journal Article %A %T Histopoathological study of the effects of Influenza virus subtype H9N2 on the respiratory system of SPF chickens %J Journal of Veterinary Clinical and Laboratory Research(JLACSR) %V 3 %N 7 %P 1-10 %D 2009 %R %U https://sanad.iau.ir/fa/Article/1098704