Amer, M. M., K. M. EL-Bayomi, M. A. Kotkat, W. A. A. El-Ghany, M. A. Shakal, and S. A. S. El-Gaid,
"Isolation, molecular characterization and pathogenicity studies of infectious bursal disease field virus isolates.",
The 5th Scientific Conference of the Faculty of Veterinary Medicine, Beni-Suef University November, 6th -9th, pp. pp. 41-51., 2007.