A. Esmaial, Y., H. Ali, M., H. Megdad, M., & S. Alias, A. (2010). Study of Cholinesterase Activity in Adult Ewes Treated by the Anthelmintic Drug Levamisole. Rafidain Journal of Science, 21(5), 93–102. https://doi.org/10.33899/rjs.2010.37028