MOUSA, S., SOLIMAN, A., GAD, N., SOKKAR, I., BAYOUMI, A. (1988). 'IMMUNE RESPONSE AND PATHOGENICITY OF COMMERCIAlly AVAILABLE INFECTIOUS BURSAL DISEASE VACCINES', Assiut Veterinary Medical Journal, 20.1(39), pp. 185-191. doi: 10.21608/avmj.1988.189354