(1)
Babiker, M.; Yahia, I.; Nora, K.; Tawfeeg, E. Investigations on Nine Flocks Infected With Infectious Bursal Disease Virus (IBDV) in Khartoum State (Sudan) . Int. J. Poult. Sci. 2008, 7 (3), 285–288. https://doi.org/10.3923/ijps.2008.285.288.