AL-Saiedi , R. L.; Al-Mayah, A. A. Pathogenicity Testing of Several APEC Isolates Obtained from Naturally Infected Broiler Birds Reared in Basrah. Int. J. Poult. Sci. 2014, 13 (7), 374–378. https://doi.org/10.3923/ijps.2014.374.378.