%0 Journal Article %A Ganjkhanloo, , A., Hassanpour, , A., Agajani, , Sh %T Comparison of Serumic Concentration of Vitamin A and Beta-Carotene in the Serum Positive Against Peste des Petits Ruminant and Healthy Dams %J Journal of Comparative Pathobiology %V 17 %N 68 %P 3059-3066 %D 2020 %R %U https://sanad.iau.ir/fa/Article/827611